Update build dependencies constraint parameters

Author: samruddhius

.github/workflows/cd.yml

@@ -21,7 +21,7 @@ jobs:
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
         with:
           persist-credentials: false
-          ref: ${{ github.event.workflow_run.head_branch }}
+          ref: ${{ github.ref_name }}
 
       - name: Set up Python
         uses: actions/setup-python@a309ff8b426b58ec0e2a45f0f869d46889d02405 # v6.2.0