defconfig: msm: Disable CONFIG_MSM_TZ_LOG from perf builds

DEBUGFS will be disabled on android R perf builds. Since tz logs
are dependent on debugfs, CONFIG_MSM_TZ_LOG needs to be removed
as well.

Change-Id: I88211eb98cfbf64b2fe444c8fc0d4e122bebf7cb
Signed-off-by: Prerna Kalla <prernak@codeaurora.org>