[Bugfix][T106BUG-410]when AT exited abnormally, GPIO50 cannot be initialized again

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

Change-Id: I27febf9fcd1170976e512b7321b34a1266e6003c
1 file changed