[wrt] update seed file and get env sdb/ssh id

[Detailed commit message (if have)]
Impacted TCs num(approved): New: 311
Unit test platform: [tizen]
Unit test result summary: Pass 311 , Fail 0, Blocked 0
Merge pull request #731 from linshen/wrt/shen/wrt-manifest-tizen

[wrt] update seed file and get env sdb/ssh id