CVE-2026-53319 blk-wbt: remove WARN_ON_ONCE from wbt_init_enable_default()

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/blk-wbt.c"
    ],
    "versions": [
      {
        "version": "41afaeeda5099d9cd07eaa7dc6c3d20c6f1dd9e9",
        "lessThan": "fd7a982657077469802594a5165bc30b9a55af70",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "41afaeeda5099d9cd07eaa7dc6c3d20c6f1dd9e9",
        "lessThan": "e9b004ff83067cdf96774b45aea4b239ace99a2f",
        "status": "affected",
        "versionType": "git"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "block/blk-wbt.c"
    ],
    "versions": [
      {
        "version": "7.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "7.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.0.10",
        "lessThanOrEqual": "7.0.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "7.1",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]