Use newer action versions

.github/workflows/build.yaml

@@ -16,13 +16,13 @@ jobs:
         python-version: ["3.10", "3.11"]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           # Need to clone everything for the git tags.
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           cache: "pip"
@@ -47,9 +47,10 @@ jobs:
         run: pytest -r a -v -n 3 --open-files --cov=tests --cov=lsst.pex.config --cov-report=xml --cov-report=term
 
       - name: Upload coverage to codecov
-        uses: codecov/codecov-action@v2
+        uses: codecov/codecov-action@v4
         with:
-          file: ./coverage.xml
+          files: ./coverage.xml
+          token: ${{ secrets.CODECOV_TOKEN }}
 
   pypi:
 
@@ -58,13 +59,13 @@ jobs:
     if: startsWith(github.ref, 'refs/tags/')
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           # Need to clone everything to embed the version.
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: "3.10"
           cache: "pip"

.github/workflows/build_docs.yaml

@@ -10,13 +10,13 @@ jobs:
   build_sphinx_docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           # Need to clone everything to determine version from git.
           fetch-depth: 0
 
       - name: Set up Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: "3.10"
           cache: "pip"