Update GraphViz to 0.1.0

Author: mattt

Package.resolved

@@ -15,8 +15,8 @@
         "repositoryURL": "https://github.com/SwiftDocOrg/GraphViz.git",
         "state": {
           "branch": null,
-          "revision": "2b3f941609a4be7d13c9d9176c7845d6f2ef0541",
-          "version": "0.0.4"
+          "revision": "08e0cddd013fa2272379d27ec3e0093db51f34fb",
+          "version": "0.1.0"
         }
       },
       {

Package.swift

@@ -13,7 +13,7 @@ let package = Package(
         .package(url: "https://github.com/SwiftDocOrg/SwiftSemantics.git", .branch("swift-5.2")),
         .package(url: "https://github.com/SwiftDocOrg/CommonMark.git", .branch("master")),
         .package(url: "https://github.com/SwiftDocOrg/SwiftMarkup.git", .upToNextMinor(from: "0.0.4")),
-        .package(url: "https://github.com/SwiftDocOrg/GraphViz.git", .upToNextMinor(from: "0.0.1")),
+        .package(url: "https://github.com/SwiftDocOrg/GraphViz.git", .upToNextMinor(from: "0.1.0")),
         .package(url: "https://github.com/apple/swift-argument-parser", .upToNextMinor(from: "0.0.2")),
     ],
     targets: [