MNT: Use hash for Action workflow versions and update if needed

.github/workflows/ci_cron_weekly.yml

@@ -13,9 +13,9 @@ jobs:
   doc_test:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
     - name: Set up Python to build docs with sphinx
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
       with:
         python-version: 3.9
     - name: Install base dependencies

.github/workflows/ci_tests.yml

@@ -69,11 +69,11 @@ jobs:
 
     steps:
     - name: Checkout code
-      uses: actions/checkout@v4
+      uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938  # v4.2.0
       with:
         fetch-depth: 0
     - name: Set up Python ${{ matrix.python }} on ${{ matrix.os }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@f677139bbe7f9c59b41e40162b753c062f5d49a3  # v5.2.0
       with:
         python-version: ${{ matrix.python }}
     - name: Install base dependencies
@@ -85,6 +85,6 @@ jobs:
         tox -e ${{ matrix.toxenv }}
     - name: Upload coverage to codecov
       if: "contains(matrix.toxenv, '-cov')"
-      uses: codecov/codecov-action@v4
+      uses: codecov/codecov-action@e28ff129e5465c2c0dcc6f003fc735cb6ae0c673  # v4.5.0
       with:
         file: ./coverage.xml

.github/workflows/publish.yml

@@ -15,7 +15,7 @@ on:
 jobs:
   publish:
     if: (github.event_name != 'pull_request' || contains(github.event.pull_request.labels.*.name, 'Build wheels'))
-    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish.yml@v1
+    uses: OpenAstronomy/github-actions-workflows/.github/workflows/publish.yml@924441154cf3053034c6513d5e06c69d262fb9a6  # v1.13.0
     secrets:
       pypi_token: ${{ secrets.pypi_token }}
       anaconda_token: ${{ secrets.anaconda_token }}