[Bugfix][T106BUG-183] Fix the issue that the user_set_time function would modify RTC.

Only Configure:No
Affected branch:master
Affected module:systime
Is it affected on both ZXIC and MTK: Yes
Self-test: Yes
Doc Update: No

Change-Id: I7d66e04336e07d6295f747b968c3ca867ef9998b
1 file changed