git: openjdk/jfx: jfx21: 8312058: Documentation improvements for subscription based listeners

[John Hendrikx]

Changeset: 7e2c0d43
Author:    John Hendrikx <jhendrikx at openjdk.org>
Date:      2023-08-23 20:10:07 +0000
URL:       https://git.openjdk.org/jfx/commit/7e2c0d435a46cd4df9fa8d215f2a943d21cab7d9

8312058: Documentation improvements for subscription based listeners

Reviewed-by: arapte
Backport-of: be2c7aea20c7752f069e526d2c3f9bea11bc1634

! modules/javafx.base/src/main/java/javafx/beans/Observable.java
! modules/javafx.base/src/main/java/javafx/beans/value/ObservableValue.java
! modules/javafx.base/src/main/java/javafx/util/Subscription.java