fix: typo in pi_matrix

Author: andhreljaKern

.github/workflows/pi_matrix.yml

@@ -35,7 +35,7 @@ jobs:
       - name: Checkout Repository
         uses: actions/checkout@v4
         with:
-          repository: ${{ inputs.repository }}/refinery-submodule-parent-images
+          repository: ${{ inputs.repository }}
           ref: ${{ github.event.pull_request.head.ref || github.event.repository.default_branch }}
 
       - name: Clone cicd-deployment-scripts