[Feature][T800/L805][task-view-743]Integrate factory testing codes for T800 and L805

Only Configure :No
Affected branch:  merge_v1.0
Affected module: factory/at
Is it affected on both ZXIC and MTK:only MTK
Self-test: Yes
Doc Update: No

Change-Id: I2a297fc86566ba873de52eebae88bcc3c1a8c460
2 files changed