Update github/apple org to swiftlang

Author: junebash

Package.swift

@@ -24,11 +24,11 @@ let package = Package(
   ],
   dependencies: [
     .package(url: "https://github.com/pointfreeco/swift-snapshot-testing", from: "1.17.1"),
-    //.conditionalPackage(url: "https://github.com/apple/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "509.0.0..<510.0.0")
-    //.conditionalPackage(url: "https://github.com/apple/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "510.0.0..<511.0.0")
-    //.conditionalPackage(url: "https://github.com/apple/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "511.0.0..<601.0.0-prerelease")
+    //.conditionalPackage(url: "https://github.com/swiftlang/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "509.0.0..<510.0.0")
+    //.conditionalPackage(url: "https://github.com/swiftlang/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "510.0.0..<511.0.0")
+    //.conditionalPackage(url: "https://github.com/swiftlang/swift-syntax", envVar: "SWIFT_SYNTAX_VERSION", default: "511.0.0..<601.0.0-prerelease")
     .conditionalPackage(
-      url: "https://github.com/apple/swift-syntax",
+      url: "https://github.com/swiftlang/swift-syntax",
       envVar: "SWIFT_SYNTAX_VERSION",
       default: "509.0.0..<601.0.0-prerelease"
     ),