hg: lanai/lanai: 8238744: JCK interactive test doesn't show instructions

[prasanta.sadhukhan at oracle.com]

Changeset: e7b0496996d8
Author:    psadhukhan
Date:      2020-02-11 16:10 +0530
URL:       https://hg.openjdk.java.net/lanai/lanai/rev/e7b0496996d8

8238744: JCK interactive test doesn't show instructions

Made JCK instruction frame go via grayscale code path as LCD text rendering is not fully done yet.

! src/java.desktop/macosx/classes/sun/java2d/metal/MTLSurfaceData.java