adjust tabs and spaces consistent (#184861)

extensions/html-language-features/.vscode/settings.json

@@ -1,6 +1,6 @@
 {
 	"editor.insertSpaces": false,
 	"prettier.semi": true,
-  "prettier.singleQuote": true,
-  "prettier.printWidth": 120,
-}
+	"prettier.singleQuote": true,
+	"prettier.printWidth": 120
+}