refactor tests for the status-quo of but branch apply in preparation for apply impl

Author: Byron

.github/workflows/push.yaml

@@ -180,7 +180,7 @@ jobs:
           sudo apt update
           sudo apt install -y libdbus-1-dev pkg-config
       - run: |
-          cargo test --workspace --exclude gitbutler-tauri
+          cargo test --workspace --exclude gitbutler-tauri --exclude but-server
         env:
           GITBUTLER_TESTS_NO_CLEANUP: '1'
         name: cargo test