Bump vscode-languageclient from 8.1.0 to 9.0.0

Bumps [vscode-languageclient](https://github.com/Microsoft/vscode-languageserver-node/tree/HEAD/client) from 8.1.0 to 9.0.0.
- [Commits](https://github.com/Microsoft/vscode-languageserver-node/commits/release/client/9.0.0/client)

---
updated-dependencies:
- dependency-name: vscode-languageclient
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -79,7 +79,7 @@
     "semver": "7.5.4",
     "untildify": "4.0.0",
     "uuid": "9.0.1",
-    "vscode-languageclient": "8.1.0",
+    "vscode-languageclient": "9.0.0",
     "vscode-languageserver-protocol": "3.17.3"
   },
   "devDependencies": {