Bump OpenAstronomy/github-actions-workflows

Bumps the actions group in /.github/workflows with 1 update: [OpenAstronomy/github-actions-workflows](https://github.com/openastronomy/github-actions-workflows).


Updates `OpenAstronomy/github-actions-workflows` from 1.14.0 to 1.15.0
- [Release notes](https://github.com/openastronomy/github-actions-workflows/releases)
- [Commits](OpenAstronomy/github-actions-workflows@d68193b...9f1f432)

---
updated-dependencies:
- dependency-name: OpenAstronomy/github-actions-workflows
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: actions
...

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

.github/workflows/cron-tests.yml

@@ -22,7 +22,7 @@ concurrency:
 jobs:
   tests:
     if: (github.repository == 'astropy/specreduce' && (github.event_name == 'schedule' || github.event_name == 'push' || contains(github.event.pull_request.labels.*.name, 'Extra CI')))
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@d68193b68216da64eafaa618f53c59f5d271c56e  # v1.14.0
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@9f1f43251dde69da8613ea8e11144f05cdea41d5  # v1.15.0
     with:
       submodules: false
       coverage: ''

.github/workflows/publish-to-pypi.yml

@@ -8,7 +8,7 @@ on:
 
 jobs:
   publish:
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml@d68193b68216da64eafaa618f53c59f5d271c56e  # v1.14.0
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish_pure_python.yml@9f1f43251dde69da8613ea8e11144f05cdea41d5  # v1.15.0
     # NOTE: Uncomment "if" if you do not want this to run for every PR.
     # if: ((github.event_name == 'push' && startsWith(github.ref, 'refs/tags')) || contains(github.event.pull_request.labels.*.name, 'Build wheels'))
     with:

.github/workflows/tox-tests.yml

@@ -21,7 +21,7 @@ concurrency:
 
 jobs:
   tests:
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@d68193b68216da64eafaa618f53c59f5d271c56e  # v1.14.0
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/tox.yml@9f1f43251dde69da8613ea8e11144f05cdea41d5  # v1.15.0
     secrets:
       CODECOV_TOKEN: ${{ secrets.CODECOV }}
     with: