Prepare v6.0.0 release (1st PS 0.15.0-compatible release) (#87)

* Update the bower dependencies

* Update the changelog

Author: JordanMartinez

CHANGELOG.md

@@ -4,6 +4,16 @@ Notable changes to this project are documented in this file. The format is based
 
 ## [Unreleased]
 
+Breaking changes:
+
+New features:
+
+Bugfixes:
+
+Other improvements:
+
+## [v6.0.0](https://github.com/purescript-web/purescript-canvas/releases/tag/v6.0.0) - 2022-04-27
+
 Breaking changes:
 - Migrate FFI to ES modules (#85 by @JordanMartinez)
 - Support arcs that are drawn counter-clockwise (#58, #83 by @karljs and @JordanMartinez)

bower.json

@@ -20,10 +20,10 @@
     "url": "https://github.com/purescript-web/purescript-canvas.git"
   },
   "dependencies": {
-    "purescript-arraybuffer-types": "main",
-    "purescript-effect": "master",
-    "purescript-exceptions": "master",
-    "purescript-functions": "master",
-    "purescript-maybe": "master"
+    "purescript-arraybuffer-types": "^3.0.2",
+    "purescript-effect": "^4.0.0",
+    "purescript-exceptions": "^6.0.0",
+    "purescript-functions": "^6.0.0",
+    "purescript-maybe": "^6.0.0"
   }
 }