drivers/staging: Configurable android log buffer sizes
Purpose is reduce the buffer size accordingly and observe savings
in the total kernel static size, which is useful for
memory constrained devices.

Set as 128 for shooter and shooter_u --mrg666

Change-Id: I926ab85213c82924ec483327d5aa248372efc604
Signed-off-by: Bhargav Upperla <bhargavuln@codeaurora.org>