Bump actions/checkout from 4.1.1 to 6.0.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 4.1.1 to 6.0.1.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v4.1.1...8e8c483)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/mirror.yml

@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.GITLAB_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -32,7 +32,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.BITBUCKET_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -50,7 +50,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.CODEBERG_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -68,7 +68,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.SOURCEHUT_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -86,7 +86,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.DISROOT_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -104,7 +104,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.GITEA_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0
 
@@ -122,7 +122,7 @@ jobs:
     runs-on: ubuntu-latest
     if: vars.RADICLE_MIRROR_ENABLED == 'true'
     steps:
-      - uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4
+      - uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v4
         with:
           fetch-depth: 0