chore(deps): bump @docsearch/css from 3.9.0 to 4.0.0 (#1194)

Bumps [@docsearch/css](https://github.com/algolia/docsearch/tree/HEAD/packages/docsearch-css) from 3.9.0 to 4.0.0.
- [Release notes](https://github.com/algolia/docsearch/releases)
- [Changelog](https://github.com/algolia/docsearch/blob/main/CHANGELOG.md)
- [Commits](https://github.com/algolia/docsearch/commits/v4.0.0/packages/docsearch-css)

---
updated-dependencies:
- dependency-name: "@docsearch/css"
  dependency-version: 4.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package.json

@@ -14,7 +14,7 @@
   "dependencies": {
     "@bugsnag/js": "^8.4.0",
     "@bugsnag/plugin-react": "^7.16.2",
-    "@docsearch/css": "^3.9.0",
+    "@docsearch/css": "^4.0.1",
     "@docsearch/react": "4",
     "@reach/router": "^1.3.4",
     "classnames": "^2.2.6",

yarn.lock

@@ -1485,10 +1485,10 @@
   resolved "https://registry.yarnpkg.com/@docsearch/css/-/css-4.0.0.tgz#0b1324e487204ade7e8eba9cb03e65a119618052"
   integrity sha512-IH5bLEJCbrsHdWUswddMziv3ejGGpADuvnn6dpIXJC6aglZT3qIeQzZmEcENj3yz8VNLSXpIXlb7u1J1zT4iFw==
 
-"@docsearch/css@^3.9.0":
-  version "3.9.0"
-  resolved "https://registry.yarnpkg.com/@docsearch/css/-/css-3.9.0.tgz#3bc29c96bf024350d73b0cfb7c2a7b71bf251cd5"
-  integrity sha512-cQbnVbq0rrBwNAKegIac/t6a8nWoUAn8frnkLFW6YARaRmAQr5/Eoe6Ln2fqkUCZ40KpdrKbpSAmgrkviOxuWA==
+"@docsearch/css@^4.0.1":
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/@docsearch/css/-/css-4.0.1.tgz#970436628cf03ba816ed6e4269cc866e9853bb0d"
+  integrity sha512-ouRI2SEwAg8qBqX4S3zfm4OJ/07o9Is7TzivNGkqP7FtYU4W0qgigumWkPbYvDwtG0koZw2ZebpcQiEpkCyv+g==
 
 "@docsearch/react@4":
   version "4.0.0"