hg: jdk/sandbox: 8232880: Update test documentation with additional settings for client UI tooltip tests

[chris.hegarty at oracle.com]

Changeset: a4ddd1667c72
Author:    dmarkov
Date:      2019-11-05 10:11 +0000
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/a4ddd1667c72

8232880: Update test documentation with additional settings for client UI tooltip tests
Reviewed-by: aivanov, serb, ihse

! doc/testing.html
! doc/testing.md