Pin Swift 6.2.4 in CI

Author: ivan-magda

.github/workflows/ci.yml

@@ -40,7 +40,7 @@ jobs:
       - name: Set up Swift
         uses: swift-actions/setup-swift@v2
         with:
-          swift-version: "6.2"
+          swift-version: "6.2.4"
 
       - name: Cache SPM dependencies
         uses: actions/cache@v4