Insert manual action in yocto build trigger

manifest-pipeline-yocto.yml

@@ -61,6 +61,7 @@ workflow:
     - if: $CI_COMMIT_REF_NAME != $MASTER_BRANCH
     - if: $CI_PIPELINE_SOURCE == "api"
     - if: $CI_PIPELINE_SOURCE == "pipeline"
+      when: manual
     - if: $CI_PIPELINE_SOURCE == "web"
     # Trigger the pipeline on schedule basis (for weekly release)
     - if: $CI_PIPELINE_SOURCE == "schedule"