CI: update artifact actions to v4

GitHub has deprecated v1 and v2 of the artifact actions. As such update
the CI to the latest artifact version.

Signed-off-by: Tyrel Datwyler <[email protected]>

Author: tyreld

.github/workflows/main.yml

@@ -90,7 +90,7 @@ jobs:
 
     - name: Collect config.log
       if: ${{ failure() }}
-      uses: actions/upload-artifact@v2
+      uses: actions/upload-artifact@v4
       with:
         name: config.log
         path: ./config.log