bump deps

Author: CamJN

Package.resolved

@@ -11,7 +11,7 @@ let package = Package(
     .library(name: "Cgetargv", targets: ["Cgetargv"])
   ],
   dependencies: [
-    .package(url: "https://github.com/apple/swift-argument-parser", from: "1.3.0"),
+    .package(url: "https://github.com/apple/swift-argument-parser", from: "1.5.0"),
     .package(url: "https://github.com/apple/swift-docc-plugin", from: "1.3.0"),
   ],
   targets: [