Parenthesized expressions (#8025)

* Add parser createParenthesizedExpressions option  …

When set to `true` we create `ParenthesizedExpression` nodes instead of
setting `extra.parenthesized`.

* Also update babel-parser.d.ts

packages/babel-parser/src/parser/lval.js

@@ -92,6 +92,14 @@ export default class LValParser extends NodeUtils {
           }
           break;
 
+        case "ParenthesizedExpression":
+          node.expression = this.toAssignable(
+            node.expression,
+            isBinding,
+            contextDescription,
+          );
+          break;
+
         case "MemberExpression":
           if (!isBinding) break;
 
@@ -407,6 +415,15 @@ export default class LValParser extends NodeUtils {
         this.checkLVal(expr.argument, isBinding, checkClashes, "rest element");
         break;
 
+      case "ParenthesizedExpression":
+        this.checkLVal(
+          expr.expression,
+          isBinding,
+          checkClashes,
+          "parenthesized expression",
+        );
+        break;
+
       default: {
         const message =
           (isBinding