Update cnames: move v4.webpack under v letter sort order

cnames_active.js

@@ -1907,6 +1907,7 @@ var cnames_active = {
   "uvcharts": "imaginea.github.io/uvCharts", // noCF? (don´t add this in a new PR)
   "v-charts": "elemefe.github.io/v-charts",
   "v-decorators": "v-decorators.netlify.com",
+  "v4.webpack": "webpack.github.io/v4.webpack.js.org",
   "v4f": "v4f.netlify.com",
   "vac": "mlinquan.github.io/vue-awesome-countdown",
   "valentin": "valentinvieriu.github.io", // noCF? (don´t add this in a new PR)
@@ -1986,7 +1987,6 @@ var cnames_active = {
   "webmetry": "comongroup.github.io/webmetry",
   "webminer": "web-miner.github.io",
   "webpack": "webpack.github.io/webpack.js.org",
-  "v4.webpack": "webpack.github.io/v4.webpack.js.org",
   "webpack-config-plugins.js.org": "namics.github.io/webpack-config-plugins",
   "webpack-inspect": "alexmost.github.io/webpack-inspect",
   "wedgetail": "wedgetail.netlify.com",