net/rds: use wq_has_sleeper() in rds_cong_map_updated()

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/rds/cong.c"
                    ],
                    "versions": [
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "2a809d7896dbf18e1ecfbdd930f71c9fc298b16d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "fa4b98e891fda28cc0638d809c6125ec63d8319d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "0e169f6a2adeb17b5577ed7e8abd642465bb50ec",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "42884bd8b8fd023d6a610a695bd5ddd1d5dece17",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "a526214b9f0548ca0e53a6e0d1727d8ea9befc23",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "bf2b8130723efcb5b86c3ddb6317c3a9b2a9cfc5",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "281f9fda2e06d6c211bb365a5379ed2e05cc2e21",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "922cb17a5c812fcc9ebee249f4109db099896941",
                            "lessThan": "d4f484661961636eb90d287050959e613795f73a",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                }

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/rds/cong.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.30",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.30",
                            "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"
                        }
                    ]
                }