Bump webpack-dev-server from 3.10.2 to 3.10.3

Bumps [webpack-dev-server](https://github.com/webpack/webpack-dev-server) from 3.10.2 to 3.10.3.
- [Release notes](https://github.com/webpack/webpack-dev-server/releases)
- [Changelog](https://github.com/webpack/webpack-dev-server/blob/master/CHANGELOG.md)
- [Commits](webpack/webpack-dev-server@v3.10.2...v3.10.3)

Signed-off-by: dependabot-preview[bot] <[email protected]>

Author: dependabot-preview[bot]

packages/playground/package.json

@@ -26,6 +26,6 @@
     "html-webpack-plugin": "^3.2.0",
     "webpack": "^4.41.6",
     "webpack-cli": "^3.3.10",
-    "webpack-dev-server": "^3.10.2"
+    "webpack-dev-server": "^3.10.3"
   }
 }

yarn.lock

@@ -19019,10 +19019,10 @@ webpack-dev-middleware@^3.7.2:
     range-parser "^1.2.1"
     webpack-log "^2.0.0"
 
-webpack-dev-server@^3.10.2, webpack-dev-server@^3.9.0:
-  version "3.10.2"
-  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.10.2.tgz#3403287d674c7407aab6d9b3f72259ecd0aa0874"
-  integrity sha512-pxZKPYb+n77UN8u9YxXT4IaIrGcNtijh/mi8TXbErHmczw0DtPnMTTjHj+eNjkqLOaAZM/qD7V59j/qJsEiaZA==
+webpack-dev-server@^3.10.3, webpack-dev-server@^3.9.0:
+  version "3.10.3"
+  resolved "https://registry.yarnpkg.com/webpack-dev-server/-/webpack-dev-server-3.10.3.tgz#f35945036813e57ef582c2420ef7b470e14d3af0"
+  integrity sha512-e4nWev8YzEVNdOMcNzNeCN947sWJNd43E5XvsJzbAL08kGc2frm1tQ32hTJslRS+H65LCb/AaUCYU7fjHCpDeQ==
   dependencies:
     ansi-html "0.0.7"
     bonjour "^3.5.0"