Update actions/upload-artifact action to v7

Author: renovate[bot]

.github/workflows/ci.yml

@@ -98,12 +98,12 @@ jobs:
       - name: Tests - Functional
         run: make test-functional
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         with:
           name: Functional tests - deprecated log - full
           path: var/logs/test.deprecations.log
 
-      - uses: actions/upload-artifact@v4
+      - uses: actions/upload-artifact@v7
         with:
           name: Functional tests - deprecated log - report
           path: var/logs/test.deprecations_grouped.log