Update Yams to 4.0.0 (#984)

CHANGELOG.md

@@ -5,6 +5,9 @@
 #### Added
 - Add `useBaseInternationalization` to Project Spec Options to opt out of Base Internationalization. [#961](https://github.com/yonaskolb/XcodeGen/pull/961) @liamnichols
 
+#### Internal
+- Updated to Yams 4.0.0 [#984](https://github.com/yonaskolb/XcodeGen/pull/984) @swiftty
+
 ## 2.18.0
 
 #### Added

Package.resolved

@@ -96,8 +96,8 @@
         "repositoryURL": "https://github.com/jpsim/Yams.git",
         "state": {
           "branch": null,
-          "revision": "c947a306d2e80ecb2c0859047b35c73b8e1ca27f",
-          "version": "2.0.0"
+          "revision": "88caa2e6fffdbef2e91c2022d038576062042907",
+          "version": "4.0.0"
         }
       }
     ]

Package.swift

@@ -12,7 +12,7 @@ let package = Package(
     ],
     dependencies: [
         .package(url: "https://github.com/kylef/PathKit.git", from: "1.0.0"),
-        .package(url: "https://github.com/jpsim/Yams.git", from: "2.0.0"),
+        .package(url: "https://github.com/jpsim/Yams.git", from: "4.0.0"),
         .package(url: "https://github.com/yonaskolb/JSONUtilities.git", from: "4.2.0"),
         .package(url: "https://github.com/kylef/Spectre.git", from: "0.9.0"),
         .package(url: "https://github.com/onevcat/Rainbow.git", from: "3.0.0"),