git: openjdk/jdk: 8328541: Remove or update obsolete comment in JRootPane

[Prasanta Sadhukhan]

Changeset: 3f5b75a5
Author:    Prasanta Sadhukhan <psadhukhan at openjdk.org>
Date:      2024-04-01 12:58:44 +0000
URL:       https://git.openjdk.org/jdk/commit/3f5b75a5ef1606ee9ee0fcefaafcf4a8941788b4

8328541: Remove or update obsolete comment in JRootPane

Reviewed-by: aivanov, abhiscxk

! src/java.desktop/share/classes/javax/swing/JRootPane.java