fix: Github action to handle branch name with parentheses

Author: robbrad

.github/workflows/behave_pull_request.yml

@@ -103,12 +103,13 @@ jobs:
 
       - name: Install Dependencies
         run: make install-dev
-
+      
       - name: Check Parity of Councils / input.json / Feature file
-        run: |
-          repo=${{ github.event.pull_request.head.repo.full_name || 'robbrad/UKBinCollectionData' }}
-          branch=${{ github.event.pull_request.head.ref || 'master' }}
-          make parity-check repo=$repo branch=$branch
+        env:
+          repo: ${{ github.event.pull_request.head.repo.full_name || 'robbrad/UKBinCollectionData' }}
+          branch: ${{ github.event.pull_request.head.ref || 'master' }}
+        run: make parity-check repo="$repo" branch="$branch"
+
   integration-tests:
     name: Run Integration Tests
     needs: setup
@@ -151,4 +152,4 @@ jobs:
           report_type: test_results
           file: build/${{ matrix.python-version }}/integration-test-results/junit.xml
           flags: integrationtestspr
-          name: integration-tests-pr
+          name: integration-tests-pr