Fix makeValidator returning required: boolean

lib/entry-points.js

@@ -144598,11 +144598,11 @@ function isStringOrUndefined(value) {
 function defaultCheck(validate) {
   return (arg) => ({ unknownKeys: [], invalidKeys: [], valid: validate(arg) });
 }
-function makeValidator(validate, required = true) {
+function makeValidator(validate) {
   return {
     validate,
     check: defaultCheck(validate),
-    required
+    required: true
   };
 }
 var string = makeValidator(isString);