update SourceKitten version to agree with OpenAPIKit on the version of Yams to use.

Author: mattpolzin

Package.resolved

@@ -21,7 +21,7 @@ let package = Package(
         .package(url: "https://github.com/mattpolzin/OpenAPIKit", from: "1.0.0"),
         .package(url: "https://github.com/mattpolzin/OpenAPIReflection", .upToNextMinor(from: "0.3.0")),
         .package(url: "https://github.com/typelift/SwiftCheck", .upToNextMinor(from: "0.12.0")),
-        .package(url: "https://github.com/jpsim/SourceKitten", .upToNextMinor(from: "0.26.0")),
+        .package(url: "https://github.com/jpsim/SourceKitten", .upToNextMinor(from: "0.29.0")),
         .package(name: "NonEmpty", url: "https://github.com/pointfreeco/swift-nonempty", .upToNextMinor(from: "0.2.0")),
         .package(url: "https://github.com/mattpolzin/JSONAPIViz", .upToNextMinor(from: "0.0.3"))
     ],