build(deps-dev): bump mini-css-extract-plugin in /html (#610)

Bumps [mini-css-extract-plugin](https://github.com/webpack-contrib/mini-css-extract-plugin) from 1.3.7 to 1.3.8.
- [Release notes](https://github.com/webpack-contrib/mini-css-extract-plugin/releases)
- [Changelog](https://github.com/webpack-contrib/mini-css-extract-plugin/blob/master/CHANGELOG.md)
- [Commits](https://github.com/webpack-contrib/mini-css-extract-plugin/compare/v1.3.7...v1.3.8)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

html/package.json

@@ -44,7 +44,7 @@
     "html-webpack-plugin": "^4.5.1",
     "husky": "^5.0.9",
     "lint-staged": "^10.5.4",
-    "mini-css-extract-plugin": "^1.3.7",
+    "mini-css-extract-plugin": "^1.3.8",
     "node-sass": "^5.0.0",
     "optimize-css-assets-webpack-plugin": "^5.0.4",
     "sass-loader": "^10.1.1",

html/yarn.lock

@@ -5014,10 +5014,10 @@ mimic-response@^1.0.0, mimic-response@^1.0.1:
   resolved "https://registry.yarnpkg.com/mimic-response/-/mimic-response-1.0.1.tgz#4923538878eef42063cb8a3e3b0798781487ab1b"
   integrity sha512-j5EctnkH7amfV/q5Hgmoal1g2QHFJRraOtmx0JpIqkxhBhI/lJSl1nMpQ45hVarwNETOoWEimndZ4QK0RHxuxQ==
 
-mini-css-extract-plugin@^1.3.7:
-  version "1.3.7"
-  resolved "https://registry.yarnpkg.com/mini-css-extract-plugin/-/mini-css-extract-plugin-1.3.7.tgz#51848320f736bebccbe9875e38c776c364a4a8eb"
-  integrity sha512-NDyOUqdfKVIfWTludTcZ6JDOMsIdWgyTEECYbfvZszPpkMRyQLvukqtLr92tfukPQxVZNCKb8TkOilFBvS5RIw==
+mini-css-extract-plugin@^1.3.8:
+  version "1.3.8"
+  resolved "https://registry.yarnpkg.com/mini-css-extract-plugin/-/mini-css-extract-plugin-1.3.8.tgz#639047b78c2ee728704285aa468d2a5a8d91d566"
+  integrity sha512-u+2kVov/Gcs74iz+x3phEBWMAGw2djjnKfYez+Pl/b5dyXL7aM4Lp5QQtIq16CDwRHT/woUJki49gBNMhfm1eA==
   dependencies:
     loader-utils "^2.0.0"
     schema-utils "^3.0.0"