chore: apply changes of npm pkg fix (#1001)

Author: codepunkt

package.json

@@ -14,7 +14,7 @@
   "license": "MIT",
   "repository": {
     "type": "git",
-    "url": "https://github.com/codepunkt/webpack-license-plugin"
+    "url": "git+https://github.com/codepunkt/webpack-license-plugin.git"
   },
   "keywords": [
     "webpack",