Fix GitHub Actions versions to latest stable releases

Author: ruziniuuuuu

.github/workflows/deploy-docs.yml

@@ -35,12 +35,12 @@ jobs:
           fetch-depth: 0
 
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.x'
 
       - name: Cache dependencies
-        uses: actions/cache@v3
+        uses: actions/cache@v4
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-pip-${{ hashFiles('docs/requirements.txt') }}
@@ -53,14 +53,14 @@ jobs:
           pip install -r docs/requirements.txt
 
       - name: Setup Pages
-        uses: actions/configure-pages@v3
+        uses: actions/configure-pages@v4
 
       - name: Build with MkDocs
         run: |
           mkdocs build --verbose --strict
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v2
+        uses: actions/upload-pages-artifact@v3
         with:
           path: ./site
 
@@ -75,4 +75,4 @@ jobs:
     steps:
       - name: Deploy to GitHub Pages
         id: deployment
-        uses: actions/deploy-pages@v2 
+        uses: actions/deploy-pages@v4