Bump vscode-languageclient from 8.1.0 to 9.0.1

Bumps [vscode-languageclient](https://github.com/Microsoft/vscode-languageserver-node/tree/HEAD/client) from 8.1.0 to 9.0.1.
- [Release notes](https://github.com/Microsoft/vscode-languageserver-node/releases)
- [Commits](https://github.com/Microsoft/vscode-languageserver-node/commits/release/client/9.0.1/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

@@ -149,7 +149,7 @@
         "test": "node ./out/test/runTest.js"
     },
     "dependencies": {
-        "vscode-languageclient": "^8.1.0"
+        "vscode-languageclient": "^9.0.1"
     },
     "devDependencies": {
         "@stylistic/eslint-plugin": "^3.1.0",