Remove unused BASE_URL secret from workflow

The BASE_URL environment variable is not consumed by any tests. Tests use
a hardcoded URL value instead. Only HOME_URL_DEV and TEST credentials are
actively used.

Author: Saqib

.github/workflows/test-and-report_multiple_jobs.yml

@@ -40,7 +40,6 @@ jobs:
 
     env:
       HOME_URL_DEV:    ${{ secrets.HOME_URL_DEV }}
-      BASE_URL:        ${{ secrets.BASE_URL }}
       TEST_EMAIL_1:    ${{ secrets.TEST_EMAIL_1 }}
       TEST_PASSWORD_1: ${{ secrets.TEST_PASSWORD_1 }}
       TEST_EMAIL_2:    ${{ secrets.TEST_EMAIL_2 }}