chore(deps): update github actions

Author: renovate[bot]

.github/workflows/deployment.yml

@@ -77,7 +77,7 @@ jobs:
         run: npm ci && npm --prefix packages/diracx-web-components run build-doc
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v4
+        uses: actions/upload-pages-artifact@fc324d3547104276b827a68afc52ff2a11cc49c9 # v5
         with: 
           path: packages/diracx-web-components/storybook-static
 
@@ -91,7 +91,7 @@ jobs:
     steps:    
       - id: deploy
         name: Deploy to GitHub Pages
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128 # v5
         with:
           token: ${{ github.token }}
 

.github/workflows/gubbins-test.yml

@@ -166,7 +166,7 @@ jobs:
       # WARNING: In your CI/CD pipeline, you should remove the following steps  #
       # ------------------------------------------------------------------------#
       - name: Download gubbins-web
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
         with:
           name: gubbins-web
           path: /tmp/gubbins-web
@@ -204,7 +204,7 @@ jobs:
         git clone https://github.com/DIRACGrid/diracx.git
 
     - name: Download gubbins images
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
       with:
         name: gubbins-images
         path: /tmp/
@@ -217,7 +217,7 @@ jobs:
         rm -f /tmp/gubbins_client_image.tar
 
     - name: Download gubbins-web
-      uses: actions/download-artifact@v7
+      uses: actions/download-artifact@3e5f45b2cfb9172054b4087a40e8e0b5a5461e7c # v8
       with:
         name: gubbins-web
         path: /tmp/gubbins-web