minor #694 Removed jQuery from auto provided variables in webpack con…

…fig (mathop)

This PR was merged into the master branch.

Discussion
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Removed jQuery from auto provided variables in webpack config

`window.jQuery` is already defined in `autoProvidejQuery` function, there's no need to override:

https://github.com/symfony/webpack-encore/blob/v0.9.1/lib/WebpackConfig.js#L271

Commits
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9860ffd Removed jQuery from auto provided variables in webpack config.

webpack.config.js

@@ -6,7 +6,6 @@ Encore
     .cleanupOutputBeforeBuild()
     .autoProvidejQuery()
     .autoProvideVariables({
-        "window.jQuery": "jquery",
         "window.Bloodhound": require.resolve('bloodhound-js'),
         "jQuery.tagsinput": "bootstrap-tagsinput"
     })