chore(package): update @types/bluebird to version 3.5.12

Author: tiagoschenkel

package.json

@@ -57,7 +57,7 @@
   },
   "homepage": "https://github.com/RobotlegsJS/SignalsJS#readme",
   "devDependencies": {
-    "@types/bluebird": "^3.5.11",
+    "@types/bluebird": "^3.5.12",
     "@types/chai": "^4.0.4",
     "@types/mocha": "^2.2.43",
     "@types/sinon": "^2.3.4",

yarn.lock

@@ -2,9 +2,9 @@
 # yarn lockfile v1
 
 
-"@types/bluebird@^3.5.11":
-  version "3.5.11"
-  resolved "https://registry.npmjs.org/@types/bluebird/-/bluebird-3.5.11.tgz#60482b3cddce9111dee3cafd08ab54fffee4b119"
+"@types/bluebird@^3.5.12":
+  version "3.5.12"
+  resolved "https://registry.npmjs.org/@types/bluebird/-/bluebird-3.5.12.tgz#180881847ff664e9e294a5dcdcd4c8e9a150e5a7"
 
 "@types/chai@^4.0.4":
   version "4.0.4"