Bump purescript-web-xhr

Author: garyb

bower.json

@@ -26,7 +26,7 @@
     "purescript-aff": "^5.0.0",
     "purescript-argonaut-core": "^4.0.0",
     "purescript-arraybuffer-types": "^2.0.0",
-    "purescript-web-xhr": "^2.0.0",
+    "purescript-web-xhr": "^3.0.0",
     "purescript-foreign": "^5.0.0",
     "purescript-form-urlencoded": "^4.0.0",
     "purescript-http-methods": "^4.0.0",