Update committee_creation.yml

.github/workflows/committee_creation.yml

@@ -12,7 +12,7 @@ jobs:
       - name: Check out code
         uses: actions/checkout@v3
         with: 
-          ref: committee/${{ github.ref }}
+          ref: committee/${{ github.ref#refs/heads/committee/ }}
 
       - name: Generate Committee File
         run: |