git: openjdk/mobile: 8234781: Update description of InvalidClassException to include more conditions

[duke]

Changeset: 6cd20759
Author:    Joe Darcy <darcy at openjdk.org>
Date:      2019-11-27 06:36:41 +0000
URL:       https://git.openjdk.java.net/mobile/commit/6cd20759

8234781: Update description of InvalidClassException to include more conditions

Reviewed-by: alanb, chegar

! src/java.base/share/classes/java/io/InvalidClassException.java