chore(package.json): update keywords

Author: runjuu

package.json

@@ -11,7 +11,17 @@
     "type": "git",
     "url": "git+https://github.com/Runjuu/html-inline-css-webpack-plugin.git"
   },
-  "keywords": ["webpack", "webpack4", "webpack-plugin", "inline", "inline-css", "inline-style", "internal-style", "internal-css", "css"],
+  "keywords": [
+    "webpack",
+    "webpack4",
+    "webpack-plugin",
+    "inline",
+    "inline-css",
+    "inline-style",
+    "internal-style",
+    "internal-css",
+    "css"
+  ],
   "author": "Runjuu",
   "license": "MIT",
   "bugs": {