chore: update vscode-css-languageservice

Author: hantatsang

package-lock.json

@@ -21,9 +21,9 @@
   },
   "dependencies": {
     "typescript-template-language-service-decorator": "^2.2.0",
-    "vscode-css-languageservice": "^4.0.2",
-    "vscode-languageserver-types": "^3.13.0",
-    "vscode-emmet-helper": "1.2.11"
+    "vscode-css-languageservice": "^5.1.0",
+    "vscode-emmet-helper": "1.2.11",
+    "vscode-languageserver-types": "^3.16.0"
   },
   "files": [
     "lib"