CI: renovate action versions

Author: akx

.github/workflows/ci.yml

@@ -53,13 +53,13 @@ jobs:
       BABEL_CLDR_NO_DOWNLOAD_PROGRESS: "1"
       BABEL_CLDR_QUIET: "1"
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
     - uses: actions/cache@v4
       with:
         path: cldr
         key: cldr-${{ hashFiles('scripts/*cldr*') }}
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: ${{ matrix.python-version }}
         allow-prereleases: true
@@ -86,8 +86,8 @@ jobs:
     runs-on: ubuntu-24.04
     needs: lint
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-python@v5
+      - uses: actions/checkout@v5
+      - uses: actions/setup-python@v6
         with:
           python-version: "3.13"
           cache: "pip"
@@ -110,7 +110,7 @@ jobs:
     permissions:
       id-token: write
     steps:
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v5
         with:
           name: dist
           path: dist/