bump actions/upload-artifact to v4 (#1422)

Author: CedricGuillemet

.github/workflows/nightly.yml

@@ -32,14 +32,14 @@ jobs:
       shell: cmd
       working-directory: buildWin32_x64/Apps/Playground/RelWithDebInfo
     - name: Upload Errors images artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       if: failure()
       with:
           name: ErrorImages
           path: |
             buildWin32_x64/Apps/Playground/Errors
     - name: Upload Result images artifact
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
           name: ResultImages
           path: |