Update manual.csv:
Update manual.csv:

1. change cases for IOTOS-784 to design, because it is deferred in 1.0
2. add cases for IOTOS-1267, IOTOS-1268, IOTOS1269, IOTOS-1270, IOTOS-1146, IOTOS-1266

[skip ci]

Signed-off-by: Lei Yang <884188bc707cc1be54d02b83a73b4695f136ccae@intel.com>

daweiwu/meta-iotqa-1,wanghongjuan/meta-iotqa-1,ostroproject/meta-iotqa,wanghongjuan/meta-iotqa-1,wanghongjuan/meta-iotqa-1,ostroproject/meta-iotqa,wanghongjuan/meta-iotqa-1,daweiwu/meta-iotqa-1,ostroproject/meta-iotqa,ostroproject/meta-iotqa,daweiwu/meta-iotqa-1,wanghongjuan/meta-iotqa-1,daweiwu/meta-iotqa-1,ostroproject/meta-iotqa,daweiwu/meta-iotqa-1