Bump vscode-languageclient from 9.0.1 to 10.1.0 in /client

Bumps [vscode-languageclient](https://github.com/Microsoft/vscode-languageserver-node/tree/HEAD/client) from 9.0.1 to 10.1.0.
- [Release notes](https://github.com/Microsoft/vscode-languageserver-node/releases)
- [Commits](https://github.com/Microsoft/vscode-languageserver-node/commits/release/client/10.1.0/client)

---
updated-dependencies:
- dependency-name: vscode-languageclient
  dependency-version: 10.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

client/package-lock.json

@@ -51,7 +51,7 @@
     "publish": "vsce publish"
   },
   "dependencies": {
-    "vscode-languageclient": "^9.0.1",
+    "vscode-languageclient": "^10.1.0",
     "xslint-lsp": "^0.0.1"
   },
   "devDependencies": {