Revert "feat(plugin): enable server brotli if supported (closes nuxt-…

…community#276)"

This reverts commit 074f98c.

lib/plugin.js

@@ -4,13 +4,6 @@ import defu from 'defu'
 
 const globalName = '<%= globalName %>'
 
-// Check Node.js brotli support
-let brotliSupported
-if (process.server) {
-  const zlib = require('zlib')
-  brotliSupported = typeof zlib.createBrotliDecompress == 'function'
-}
-
 // Axios.prototype cannot be modified
 const axiosExtra = {
   setBaseURL (baseURL) {
@@ -213,8 +206,8 @@ export default (ctx, inject) => {
   }
   <% } %>
 
-  // Don't accept brotli encoding because Node can't parse it
-  if (process.server && !brotliSupported) {
+  if (process.server) {
+    // Don't accept brotli encoding because Node can't parse it
     axiosOptions.headers.common['accept-encoding'] = 'gzip, deflate'
   }