Bump terser-webpack-plugin from 2.3.3 to 2.3.4 (#7496)

Bumps [terser-webpack-plugin](https://github.com/webpack-contrib/terser-webpack-plugin) from 2.3.3 to 2.3.4.
- [Release notes](https://github.com/webpack-contrib/terser-webpack-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/terser-webpack-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/terser-webpack-plugin/compare/v2.3.3...v2.3.4)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -109,7 +109,7 @@
     "strip-ansi": "6.0.0",
     "synchronous-promise": "2.0.10",
     "tempy": "0.3.0",
-    "terser-webpack-plugin": "2.3.3",
+    "terser-webpack-plugin": "2.3.4",
     "webpack": "4.41.5"
   },
   "scripts": {

yarn.lock

@@ -7398,10 +7398,10 @@ terminal-link@^2.0.0:
     ansi-escapes "^4.2.1"
     supports-hyperlinks "^2.0.0"
 
-terser-webpack-plugin@2.3.3:
-  version "2.3.3"
-  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-2.3.3.tgz#b89043168bd414153bab86f4362ac23d537b78b0"
-  integrity sha512-gWHkaGzGYjmDoYxksFZynWTzvXOAjQ5dd7xuTMYlv4zpWlLSb6v0QLSZjELzP5dMs1ox30O1BIPs9dgqlMHuLQ==
+terser-webpack-plugin@2.3.4:
+  version "2.3.4"
+  resolved "https://registry.yarnpkg.com/terser-webpack-plugin/-/terser-webpack-plugin-2.3.4.tgz#ac045703bd8da0936ce910d8fb6350d0e1dee5fe"
+  integrity sha512-Nv96Nws2R2nrFOpbzF6IxRDpIkkIfmhvOws+IqMvYdFLO7o6wAILWFKONFgaYy8+T4LVz77DQW0f7wOeDEAjrg==
   dependencies:
     cacache "^13.0.1"
     find-cache-dir "^3.2.0"