update swiftLanguageVersions to swiftLanguageModes (#77)

alephao · web-flow · commit ac5a2c66b8cd · 2024-10-17T15:23:28.000-07:00
swiftLanguageVersions is deprecated
diff --git a/Package@swift-6.0.swift b/Package@swift-6.0.swift
@@ -33,7 +33,7 @@ let package = Package(
       ]
     ),
   ],
-  swiftLanguageVersions: [.v6]
+  swiftLanguageModes: [.v6]
 )
 
 #if !os(Windows)
