8302981: Fix a typo in the doc comment for java.lang.Record.equals

Reviewed-by: jpai

src/java.base/share/classes/java/lang/Record.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2019, 2020, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2019, 2023, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -115,7 +115,7 @@ protected Record() {}
      * <li> If the component is of a reference type, the component is
      * considered equal if and only if {@link
      * java.util.Objects#equals(Object,Object)
-     * Objects.equals(this.c, r.c} would return {@code true}.
+     * Objects.equals(this.c, r.c)} would return {@code true}.
      *
      * <li> If the component is of a primitive type, using the
      * corresponding primitive wrapper class {@code PW} (the