8249687: Use inline @jls and @jvm tages in more places in java.base

Reviewed-by: bpb, mchung, mikael

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

@@ -121,7 +121,7 @@ public class Package extends NamedPackage implements java.lang.reflect.Annotated
     /**
      * Return the name of this package.
      *
-     * @return  The fully-qualified name of this package as defined in section 6.5.3 of
+     * @return  The fully-qualified name of this package as defined in section {@jls 6.5.3} of
      *          <cite>The Java Language Specification</cite>,
      *          for example, {@code java.lang}
      */