chore(package): update ember-cli-flash to version 1.6.3 (#1706)

Author: greenkeeper[bot]

bower.json

@@ -4,7 +4,6 @@
     "Faker": "^3.1.0",
     "zxcvbn": "^4.4.2",
     "typed.js": "^1.1.1",
-    "raven-js": "~3.3",
     "dragula": "^3.5.4"
   }
 }

package.json

@@ -41,7 +41,7 @@
     "ember-cli-deploy-slack": "1.0.0",
     "ember-cli-dotenv": "2.0.0",
     "ember-cli-eslint": "^4.2.1",
-    "ember-cli-flash": "1.6.2",
+    "ember-cli-flash": "1.6.3",
     "ember-cli-htmlbars": "^2.0.1",
     "ember-cli-htmlbars-inline-precompile": "^1.0.0",
     "ember-cli-inject-live-reload": "^1.4.1",

yarn.lock

@@ -2825,9 +2825,9 @@ ember-cli-eslint@^4.2.1:
     rsvp "^4.6.1"
     walk-sync "^0.3.0"
 
-[email protected].2:
-  version "1.6.2"
-  resolved "https://registry.yarnpkg.com/ember-cli-flash/-/ember-cli-flash-1.6.2.tgz#7c3527aa6016039fc63265135fc21501d1c2bde0"
+[email protected].3:
+  version "1.6.3"
+  resolved "https://registry.yarnpkg.com/ember-cli-flash/-/ember-cli-flash-1.6.3.tgz#837951a3a2c3c70f17cdf553c0ab4e41da62a73d"
   dependencies:
     ember-cli-babel "^6.10.0"
     ember-cli-htmlbars "^2.0.1"