ANDROID: configs: gki: add CONFIG_PRINTK_CALLER

Thread ID and CPU ID is useful to distinguish printk
callers from different threads/cpus. Enable config
to prepend the information to printk statements.

Bug: 171425082
Bug: 170888438
Signed-off-by: Jonglin Lee <jonglin@google.com>
Change-Id: Ia5b3396971c689618ae8235b9c75a9f8d07774f2
(cherry picked from commit db79bb68)
Signed-off-by: Will McVicker <willmcvicker@google.com>