update bower-asset/swagger-ui (#31)

#30

Author: Krakozaber

composer.json

@@ -12,8 +12,8 @@
   ],
   "require": {
     "yiisoft/yii2": "^2.0.0",
-    "zircote/swagger-php": "^3.0",
-    "bower-asset/swagger-ui": "^3.0"
+    "zircote/swagger-php": "^4.0",
+    "bower-asset/swagger-ui": "^4.0"
   },
   "minimum-stability": "stable",
   "autoload": {