Using AudioKit dependency based on version number instead of branch

Author: aure

Package.resolved

@@ -7,12 +7,12 @@ let package = Package(
     name: "SoulAudioKit",
     platforms: [.macOS(.v10_14), .iOS(.v13), .tvOS(.v13)],
     products: [.library(name: "SoulAudioKit", targets: ["SoulAudioKit"])],
-    dependencies: [.package(url: "https://github.com/AudioKit/AudioKit", .branch("develop"))],
+    dependencies: [.package(url: "https://github.com/AudioKit/AudioKit", from: "5.2.0")],
     targets: [
         .target(name: "SoulAudioKit", dependencies: ["AudioKit", "CSoulAudioKit"]),
         .target(name: "CSoulAudioKit", dependencies: ["AudioKit"]),
         .testTarget(name: "SoulAudioKitTests", dependencies: ["SoulAudioKit"], resources: [.copy("TestResources/")]),
     ],
     cxxLanguageStandard: .cxx14
 )
-    
+