core(dependency) Update lockfile

Author: AllenBW

yarn.lock

@@ -1914,9 +1914,9 @@ [email protected]:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.3.1.tgz#e7e0a1f9ef43b4c8ba925c5c5a96e806d16873bb"
 
-[email protected].0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/copy-webpack-plugin/-/copy-webpack-plugin-4.2.0.tgz#252bb94597f96399d23d7fad355f8d3a661ac096"
+[email protected].1:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/copy-webpack-plugin/-/copy-webpack-plugin-4.2.1.tgz#4017366b2d815bd2997e7d6b2b2446f719f486a1"
   dependencies:
     bluebird "^3.5.1"
     fs-extra "^4.0.2"