fix(deps): update dependency vscode-languageclient to v9

Author: renovate[bot]

package-lock.json

@@ -157,7 +157,7 @@
         "typescript": "^5.0.0"
     },
     "dependencies": {
-        "vscode-languageclient": "^6.1.3"
+        "vscode-languageclient": "^9.0.0"
     },
     "repository": {
         "type": "git",