Bump ios version

Author: vadimvitvickiy

Package.swift

@@ -6,7 +6,7 @@ import PackageDescription
 let package = Package(
     name: "GPUImage",
     platforms: [
-           .macOS(.v10_13), .iOS(.v13),
+           .macOS(.v10_13), .iOS(.v14),
     ],
     products: [
         // Products define the executables and libraries a package produces, and make them visible to other packages.