git: openjdk/jfx: master: 8297067: Update Gradle to 7.6

[Ambarish Rapte]

Changeset: ae86ed32
Author:    Ambarish Rapte <arapte at openjdk.org>
Date:      2022-12-19 10:50:03 +0000
URL:       https://git.openjdk.org/jfx/commit/ae86ed322141c0087ef8a95c48aeafeb51e9a81b

8297067: Update Gradle to 7.6

Reviewed-by: kcr, jvos

! build.properties
! gradle/legal/gradle.md
! gradle/wrapper/gradle-wrapper.jar
! gradle/wrapper/gradle-wrapper.properties
! gradlew
! gradlew.bat