Fix: [AEA-0000] - do not use env for regression test (#1930)

## Summary

- Routine Change

### Details

- do not use env for regression test

Author: anthony-nhs

.github/workflows/run_regression_tests.yml

@@ -20,7 +20,6 @@ on:
 jobs:
   run_regression_tests:
     runs-on: ubuntu-22.04
-    environment: ${{ inputs.ENVIRONMENT }}
     permissions:
       id-token: write
       contents: write