MAINT: Bump actions/upload-artifact from 4 to 5 (#285)

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/ci_cd.yml

@@ -89,7 +89,7 @@ jobs:
           xvfb-run make -C doc linkcheck
 
       - name: Upload HTML Documentation
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: documentation-html
           path: doc/_build/html

.github/workflows/ci_cd_nightly.yml

@@ -105,7 +105,7 @@ jobs:
           xvfb-run mechanical-env make -C doc html
 
       - name: Upload HTML Documentation
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v5
         with:
           name: documentation-html
           path: doc/_build/html