Fix catalogd-crd-diff CI check

Author: camilamacedo86

.github/workflows/catalogd-crd-diff.yaml

@@ -15,5 +15,7 @@ jobs:
 
       - name: Run make verify-crd-compatibility
         working-directory: catalogd
-        run: make verify-crd-compatibility CRD_DIFF_ORIGINAL_REF=${{ github.event.pull_request.base.sha }} CRD_DIFF_UPDATED_SOURCE="git://${{ github.event.pull_request.head.sha }}?path=config/base/crd/bases/olm.operatorframework.io_clustercatalogs.yaml"
-
+        run: |
+          make verify-crd-compatibility \
+            CRD_DIFF_ORIGINAL_REF=${{ github.event.pull_request.base.sha }} \
+            CRD_DIFF_UPDATED_SOURCE=config/base/crd/bases/olm.operatorframework.io_clustercatalogs.yaml