firmware: qcom: tz_log: update interrupt info offset

As interrupt info table is changed after TZ 4.0, update
its offset according to TZ version when tz_log driver
reads it.

Change-Id: I28750a12b79a3920904c00fd52a2f4c7ffef7000
Signed-off-by: Zhen Kong <zkong@codeaurora.org>