Updated swift version

Author: srgtuszy

.github/workflows/buld_library.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Install Swift
         uses: fwal/setup-swift@v1
         with:
-          swift-version: '6.0'
+          swift-version: '5.9.2'
 
       - name: Build with Swift Package Manager
         run: swift build