fix: Improve MMI test trigger handling in CI

- Update check_mmi_trigger.sh to skip tests for forks without failing
- Remove redundant chmod from CircleCI config

.circleci/config.yml

@@ -1716,9 +1716,7 @@ jobs:
       - checkout
       - run:
           name: Check for MMI Team Label or Reviewer
-          command: |
-            chmod +x .circleci/scripts/check_mmi_trigger.sh
-            ./.circleci/scripts/check_mmi_trigger.sh "team-mmi" "mmi"
+          command: ./.circleci/scripts/check_mmi_trigger.sh
       - store_artifacts:
           path: mmi_trigger.env
           destination: mmi_trigger.env

.circleci/scripts/check_mmi_trigger.sh

@@ -3,8 +3,10 @@ set -eo pipefail
 
 # Ensure required environment variables are set
 if [ -z "$CIRCLE_PULL_REQUEST" ] || [ -z "$GITHUB_TOKEN" ]; then
-  echo "Error: CIRCLE_PULL_REQUEST and GITHUB_TOKEN must be set."
-  exit 1
+  echo "This appears to be a fork or required environment variables are not set."
+  echo "Skipping MMI tests."
+  echo "run_mmi_tests=false" > mmi_trigger.env
+  exit 0
 fi
 
 # Extract PR number from the pull request URL