refactor: move @/ui/display/icon to twenty-ui (#4820)

Split from https://github.com/twentyhq/twenty/pull/4518

Part of https://github.com/twentyhq/twenty/issues/4766

.github/workflows/ci-front.yaml

@@ -6,10 +6,12 @@ on:
     paths:
       - 'package.json'
       - 'packages/twenty-front/**'
+      - 'packages/twenty-ui/**'
   pull_request:
     paths:
       - 'package.json'
       - 'packages/twenty-front/**'
+      - 'packages/twenty-ui/**'
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true