Prepare v0.4.0 release (1st PureScript 0.15.0 release) (#18)

* Update bower deps

* Update changelog

Author: JordanMartinez

CHANGELOG.md

@@ -5,14 +5,18 @@ Notable changes to this project are documented in this file. The format is based
 ## [Unreleased]
 
 Breaking changes:
-- Migrate FFI to ES modules (#17 by @JordanMartinez)
 
 New features:
 
 Bugfixes:
 
 Other improvements:
 
+## [v0.4.0](https://github.com/purescript-contrib/purescript-github-actions-toolkit/releases/tag/v0.4.0) - 2022-04-27
+
+Breaking changes:
+- Migrate FFI to ES modules (#17 by @JordanMartinez)
+
 ## [v0.3.0](https://github.com/purescript-contrib/purescript-github-actions-toolkit/releases/tag/v0.3.0) - 2021-04-18
 
 Breaking changes:

bower.json

@@ -14,14 +14,14 @@
     "output"
   ],
   "dependencies": {
-    "purescript-aff": "main",
-    "purescript-aff-promise": "master",
-    "purescript-effect": "master",
-    "purescript-foreign-object": "master",
-    "purescript-node-buffer": "master",
-    "purescript-node-path": "master",
-    "purescript-node-streams": "master",
-    "purescript-nullable": "main",
-    "purescript-transformers": "master"
+    "purescript-aff": "^7.0.0",
+    "purescript-aff-promise": "^4.0.0",
+    "purescript-effect": "^4.0.0",
+    "purescript-foreign-object": "^4.0.0",
+    "purescript-node-buffer": "^8.0.0",
+    "purescript-node-path": "^5.0.0",
+    "purescript-node-streams": "^6.0.0",
+    "purescript-nullable": "^6.0.0",
+    "purescript-transformers": "^6.0.0"
   }
 }