added aff dependency

Author: cryogenian

bower.json

@@ -29,7 +29,8 @@
     "purescript-dom": "^4.0.0",
     "purescript-transformers": "^3.0.0",
     "purescript-colors": "^3.0.0",
-    "purescript-variant": "^3.2.1"
+    "purescript-variant": "^3.2.1",
+    "purescript-aff": "^4.0.0"
   },
   "devDependencies": {
     "purescript-debug": "^3.0.0",