drm/xe: Guard page-fault worker with runtime PM check

{
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/xe/xe_pagefault.c",
                        "drivers/gpu/drm/xe/xe_pagefault_types.h"
                    ],
                    "versions": [
                        {
                            "version": "f289f7807119128d4f9d59f34ac557549c7562e5",
                            "lessThan": "25764620ec64c0142e2c87c41787f45540cf09ff",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f289f7807119128d4f9d59f34ac557549c7562e5",
                            "lessThan": "20fce5b34b21a995839743b4917a1edd2fd503ba",
                            "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/gpu/drm/xe/xe_pagefault.c",
                        "drivers/gpu/drm/xe/xe_pagefault_types.h"
                    ],
                    "versions": [
                        {
                            "version": "6.19",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.19",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.7",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }