git: openjdk/jdk8u-dev: 8253269: The CheckCommonColors test should provide more info on failure

[Sergey Bylokhov]

Changeset: 1c802b2a
Author:    Sergey Bylokhov <serb at openjdk.org>
Date:      2023-05-31 21:49:29 +0000
URL:       https://git.openjdk.org/jdk8u-dev/commit/1c802b2ae8d00bedf425a4fe94f510bd8a616589

8253269: The CheckCommonColors test should provide more info on failure

Backport-of: 1c2754bfe3294fb3c80defe5479bdd85b0d07e29

! jdk/test/java/awt/Robot/CheckCommonColors/CheckCommonColors.java