Bump compression-webpack-plugin from 1.1.0 to 1.1.2 in /WcaOnRails

Bumps [compression-webpack-plugin](https://github.com/webpack-contrib/compression-webpack-plugin) from 1.1.0 to 1.1.2.
- [Release notes](https://github.com/webpack-contrib/compression-webpack-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/compression-webpack-plugin/blob/master/CHANGELOG.md)
- [Commits](webpack-contrib/compression-webpack-plugin@v1.1.0...v1.1.2)

WcaOnRails/package.json

@@ -13,7 +13,7 @@
     "babel-preset-stage-2": "^6.24.1",
     "blueimp-load-image": "^2.17.1",
     "classnames": "^2.2.5",
-    "compression-webpack-plugin": "^1.1.0",
+    "compression-webpack-plugin": "^1.1.2",
     "css-loader": "^0.28.4",
     "extract-text-webpack-plugin": "^3.0.2",
     "file-loader": "^1.1.5",

WcaOnRails/yarn.lock

@@ -1453,9 +1453,9 @@ compression-webpack-plugin@^1.0.0:
     async "2.4.1"
     webpack-sources "^1.0.1"
 
-compression-webpack-plugin@^1.1.0:
-  version "1.1.0"
-  resolved "https://registry.yarnpkg.com/compression-webpack-plugin/-/compression-webpack-plugin-1.1.0.tgz#849e8c40338b02e4746cafa4b9044c89f54ef076"
+compression-webpack-plugin@^1.1.2:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/compression-webpack-plugin/-/compression-webpack-plugin-1.1.2.tgz#ae80491e3138db7ec168af91a800312594a18943"
   dependencies:
     async "2.4.1"
     cacache "^10.0.1"