chore(package): update lockfile

https://npm.im/greenkeeper-lockfile

Author: greenkeeperio-bot

yarn.lock

@@ -1228,9 +1228,9 @@ fd-slicer@~1.0.1:
   dependencies:
     pend "~1.2.0"
 
-file-loader@^0.11.1:
-  version "0.11.2"
-  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-0.11.2.tgz#4ff1df28af38719a6098093b88c82c71d1794a34"
+file-loader@1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/file-loader/-/file-loader-1.0.0.tgz#08accf9631a0875e4ab7f209fc4db338604b3190"
   dependencies:
     loader-utils "^1.0.2"