chore(deps-dev): bump @types/webpack-sources from 2.1.0 to 2.1.1

Bumps [@types/webpack-sources](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/webpack-sources) from 2.1.0 to 2.1.1.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/webpack-sources)

---
updated-dependencies:
- dependency-name: "@types/webpack-sources"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

yarn.lock

@@ -841,9 +841,9 @@
     source-map "^0.6.1"
 
 "@types/webpack-sources@*", "@types/webpack-sources@^2.1.0":
-  version "2.1.0"
-  resolved "https://registry.yarnpkg.com/@types/webpack-sources/-/webpack-sources-2.1.0.tgz#8882b0bd62d1e0ce62f183d0d01b72e6e82e8c10"
-  integrity sha512-LXn/oYIpBeucgP1EIJbKQ2/4ZmpvRl+dlrFdX7+94SKRUV3Evy3FsfMZY318vGhkWUS5MPhtOM3w1/hCOAOXcg==
+  version "2.1.1"
+  resolved "https://registry.yarnpkg.com/@types/webpack-sources/-/webpack-sources-2.1.1.tgz#6af17e3a3ded71eec2b98008d7c12f498a0a4506"
+  integrity sha512-MjM1R6iuw8XaVbtkCBz0N349cyqBjJHCbQiOeppe3VBeFvxqs74RKHAVt9LkxTnUWc7YLZOEsUfPUnmK6SBPKQ==
   dependencies:
     "@types/node" "*"
     "@types/source-list-map" "*"