rtc: pcf8563: fix clock provider leak on unbind

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/rtc/rtc-pcf8563.c"
                    ],
                    "versions": [
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "2b5622cf4ee218b6f98d31dbf3fbd44b9b6bd675",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "36cb00c33bd83e7ce31b5a9f1f7c70db0cb7776c",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "30b7c63af50fe1464e7582a37de1ca4bd030ecc1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "7afb8db47c4f107bce89cfe5115fb31ba7c94665",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "97edf3fd9a46ea89a167966991c0449cfa07b36f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "08a59c28c2bdbcd655e99526c86a41dc83834283",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "6218c0533a72235ec9c5f41b812c63d963bd4a3e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a39a6405d5f949bc651694028a55d74c514ef1f9",
                            "lessThan": "9c48a53685040bb0de45a640b34055cbbfc69d4f",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/rtc/rtc-pcf8563.c"
                    ],
                    "versions": [
                        {
                            "version": "4.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.270",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.221",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.188",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.157",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.110",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.52",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.6",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }