Bump actions/checkout from 5 to 6 (#26)

Bumps [actions/checkout](https://github.com/actions/checkout) from 5 to 6.
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v5...v6)

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/autotag.yml

@@ -11,7 +11,7 @@ jobs:
   tag-release:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Lint

.github/workflows/lint.yml

@@ -4,7 +4,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: jazzsequence/github-action-validator@v1
       - name: Lint
         run: shellcheck bin/*.sh

.github/workflows/test.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     name: Test Validation Level
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           fetch-depth: 0
       - name: Validate Plugin Version (Patch - Fail)

action.yml

@@ -35,7 +35,7 @@ inputs:
 runs:
   using: composite
   steps:
-    - uses: actions/checkout@v5
+    - uses: actions/checkout@v6
     - name: Debug Action Environment
       shell: bash
       run: |