Android patch: Skip charset tests that fail with customized data.

Suppression of ICU4C test failures was added by the ICU 51 upgrade:

https://android.googlesource.com/platform/external/icu/+/8393335

Suppression of ICU4J test failures was added for ICU 55:

https://android.googlesource.com/platform/external/icu/+/3db47ed

It was then partially reverted for the O release:

https://android.googlesource.com/platform/external/icu/+/b48a108

(cherry picked from commit 630aab079a3a1393e8535367ec7ec86822646437)

Test: n/a
Change-Id: I3131902656fc97d50d50672eef7889861100c29b
2 files changed