Upgrade: [dependabot] - bump actions/checkout from 6.0.0 to 6.0.1

Bumps [actions/checkout](https://github.com/actions/checkout) from 6.0.0 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@1af3b93...8e8c483)

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

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

.github/workflows/pull_request.yml

@@ -21,7 +21,7 @@ jobs:
       tag_format: ${{ steps.load-config.outputs.TAG_FORMAT }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
       - name: Get asdf version
         id: asdf-version

.github/workflows/regression_tests.yml

@@ -140,7 +140,7 @@ jobs:
           ]
     steps:
       - name: Checkout
-        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
         with:
           ref: ${{ inputs.github_tag }}
       - name: Get asdf version
@@ -314,7 +314,7 @@ jobs:
           if-no-files-found: error
 
       - name: Checkout
-        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
         with:
           ref: ${{ inputs.github_tag }}
       - name: Get asdf version

.github/workflows/release.yml

@@ -15,7 +15,7 @@ jobs:
       tag_format: ${{ steps.load-config.outputs.TAG_FORMAT }}
     steps:
       - name: Checkout code
-        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
 
       - name: Get asdf version
         id: asdf-version
@@ -59,7 +59,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: Checkout code
-        uses: actions/checkout@1af3b93b6815bc44a9784bd300feb67ff0d1eeb3
+        uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8
         with:
           ref: ${{ env.BRANCH_NAME }}
           fetch-depth: 0