build(deps): bump @docusaurus/core from 2.1.0 to 2.3.0

Bumps [@docusaurus/core](https://github.com/facebook/docusaurus/tree/HEAD/packages/docusaurus) from 2.1.0 to 2.3.0.
- [Release notes](https://github.com/facebook/docusaurus/releases)
- [Changelog](https://github.com/facebook/docusaurus/blob/main/CHANGELOG.md)
- [Commits](https://github.com/facebook/docusaurus/commits/v2.3.0/packages/docusaurus)

---
updated-dependencies:
- dependency-name: "@docusaurus/core"
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

package.json

@@ -16,7 +16,7 @@
   "homepage": "https://github.com/dipakparmar/docusaurus-plugin-umami",
   "bugs": "https://github.com/dipakparmar/docusaurus-plugin-umami/issues",
   "dependencies": {
-    "@docusaurus/core": "2.1.0",
+    "@docusaurus/core": "2.3.0",
     "@docusaurus/types": "2.1.0",
     "@docusaurus/utils-validation": "2.1.0",
     "tslib": "^2.4.0"