Correct CI workflow syntax.

Author: freakboy3742

.github/workflows/build-release.yml

@@ -43,9 +43,8 @@ permissions: {}
 # Set from inputs for workflow_dispatch, or set defaults to test push/PR events
 env:
   GIT_REMOTE: ${{ github.event.inputs.git_remote || 'python' }}
-  GIT_COMMIT: ${{ github.event.inputs.git_commit || 'df793163d5821791d4e7caf88885a2c11a107986' }}
-GIT_COMMIT: ${{ github.event.inputs.git_commit || '55ea59e7dc35e1363b203ae4dd9cfc3a0ac0a844' }}
-CPYTHON_RELEASE: ${{ github.event.inputs.cpython_release || '3.15.0a8' }}
+  GIT_COMMIT: ${{ github.event.inputs.git_commit || '55ea59e7dc35e1363b203ae4dd9cfc3a0ac0a844' }}
+  CPYTHON_RELEASE: ${{ github.event.inputs.cpython_release || '3.15.0a8' }}
 
 jobs:
   verify-input: