Bump the actions group with 4 updates

Bumps the actions group with 4 updates: [OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml](https://github.com/openastronomy/github-actions-workflows), [OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml](https://github.com/openastronomy/github-actions-workflows), [actions/checkout](https://github.com/actions/checkout) and [stefanzweifel/git-auto-commit-action](https://github.com/stefanzweifel/git-auto-commit-action).


Updates `OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml` from 2 to 3
- [Release notes](https://github.com/openastronomy/github-actions-workflows/releases)
- [Commits](OpenAstronomy/github-actions-workflows@v2...v3)

Updates `OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml` from 2 to 3
- [Release notes](https://github.com/openastronomy/github-actions-workflows/releases)
- [Commits](OpenAstronomy/github-actions-workflows@v2...v3)

Updates `actions/checkout` from 6 to 7
- [Release notes](https://github.com/actions/checkout/releases)
- [Changelog](https://github.com/actions/checkout/blob/main/CHANGELOG.md)
- [Commits](actions/checkout@v6...v7)

Updates `stefanzweifel/git-auto-commit-action` from 7.1.0 to 7.2.0
- [Release notes](https://github.com/stefanzweifel/git-auto-commit-action/releases)
- [Changelog](https://github.com/stefanzweifel/git-auto-commit-action/blob/master/CHANGELOG.md)
- [Commits](stefanzweifel/git-auto-commit-action@04702ed...4a55954)

---
updated-dependencies:
- dependency-name: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml
  dependency-version: '3'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: actions/checkout
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
  dependency-group: actions
- dependency-name: stefanzweifel/git-auto-commit-action
  dependency-version: 7.2.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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

Author: dependabot[bot]

.github/workflows/test_and_publish.yml

@@ -21,7 +21,7 @@ concurrency:
 
 jobs:
   test:
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v2
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@v3
     with:
       libraries: |
         apt:
@@ -53,7 +53,7 @@ jobs:
   publish:
     if: github.event_name != 'pull_request'
     needs: [test]
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml@v2
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml@v3
     with:
       test_command: pytest $GITHUB_WORKSPACE/tests; pytest --mpl $GITHUB_WORKSPACE/tests
     secrets:

.github/workflows/update-changelog.yaml

@@ -16,7 +16,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v6
+        uses: actions/checkout@v7
         with:
           ref: main
           persist-credentials: true
@@ -29,7 +29,7 @@ jobs:
           path-to-changelog: CHANGES.md
 
       - name: Commit updated CHANGELOG
-        uses: stefanzweifel/git-auto-commit-action@04702edda442b2e678b25b537cec683a1493fcb9 # v4
+        uses: stefanzweifel/git-auto-commit-action@4a55954c782fc1ea30b9056cd3e7a2b40ca8887d # v4
         with:
           branch: main
           commit_message: Update CHANGELOG