Fix CI lint: use --ci flag to skip clang-tidy (enforced locally via pre-commit)

clang-tidy is platform-dependent and not installed in CI. The pre-commit
hook enforces clang-tidy locally. CI runs cppcheck + clang-format only.

Author: DeusData

.github/workflows/_lint.yml

@@ -41,8 +41,8 @@ jobs:
       - name: Add cppcheck to PATH
         run: echo "/opt/cppcheck/bin" >> "$GITHUB_PATH"
 
-      - name: Lint
-        run: scripts/lint.sh CLANG_FORMAT=clang-format-20
+      - name: Lint (cppcheck + clang-format, no clang-tidy — enforced locally)
+        run: scripts/lint.sh --ci CLANG_FORMAT=clang-format-20
 
   security-static:
     runs-on: ubuntu-latest