revert: ci: remove deprecated --strict flag

This reverts commit e1537ab.

Author: kkebo

.github/workflows/ci.yml

@@ -18,7 +18,7 @@ jobs:
     steps:
       - uses: actions/checkout@v4
       - run: swift --version
-      - run: swift format lint -rp .
+      - run: swift format lint -rsp .
   yamllint:
     runs-on: ubuntu-24.04-arm
     steps: