ci: fix cargo clippy task

.gitlab-ci.yml

@@ -119,7 +119,7 @@ cargo_unit_test:
 cargo_clippy:
   stage: test
   rules:
-    - if: $CI_PIPELINE_SOURCE == 'merge_request_event'
+    - if: $CI_PIPELINE_SOURCE == 'merge_request_event' || $CI_COMMIT_BRANCH == 'develop'
       changes:
         paths:
           - packages/backend-rs/**/*
@@ -129,6 +129,7 @@ cargo_clippy:
     - if: $CI_MERGE_REQUEST_TARGET_BRANCH_NAME == 'main'
       when: never
   script:
+    - rustup component add clippy
     - cargo clippy -- -D warnings
 
 renovate: