lib: use StringPrototypeStartsWith from primordials in locks

Use StringPrototypeStartsWith from primordials instead of
String.prototype.startsWith to prevent prototype pollution.

Refs: #59699
PR-URL: #61492
Reviewed-By: Antoine du Hamel <[email protected]>
Reviewed-By: Colin Ihrig <[email protected]>
Reviewed-By: Gürgün Dayıoğlu <[email protected]>

Author: kimtaejin3

lib/internal/locks.js

@@ -159,7 +159,7 @@ class LockManager {
       signal.throwIfAborted();
     }
 
-    if (name.startsWith('-')) {
+    if (name[0] === '-') {
       // If name starts with U+002D HYPHEN-MINUS (-), then reject promise with a
       // "NotSupportedError" DOMException.
       throw lazyDOMException('Lock name may not start with hyphen',