Try with Swift 5.9

Author: odrobnik

.github/workflows/swift.yml

@@ -13,10 +13,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup Swift 6.1
+      - name: Setup Swift 5.9
         uses: swift-actions/setup-swift@v2.2.0
         with:
-          swift-version: "6.1"
+          swift-version: "5.9"
 
       - name: Verify Swift version
         run: swift --version
@@ -30,10 +30,10 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Setup Swift 6.1
+      - name: Setup Swift 5.9
         uses: swift-actions/setup-swift@v2.2.0
         with:
-          swift-version: "6.1"
+          swift-version: "5.9"
 
       - name: Verify Swift version
         run: swift --version