Re-enable Jack for Messaging and its tests

Jack was disabled because of bugs in Jack and missing support for testing
obfuscated applications. Both are now fixed so Jack can be enabled.

Bug: 27215871

(cherry picked from commit bf6bd40faa264ec2727a4b23e6e4b72815ec5518)

Change-Id: I73d3c5a3599640932b2305ffe22bb5ef27814ba3
3 files changed