- build SONIC_STRETCH_DOCKERS in sonic-slave-stretch docker
- build image related module in sonic-slave-buster docker.
This includes all kernels modules and some packages
Signed-off-by: Guohan Lu <lguohan@gmail.com>
* Upgrade ifupdown2 to version 1.2.8
Required by ZTP to support ZTP over IPv6 transport
Signed-off-by: Rajendra Dendukuri <rajendra.dendukuri@broadcom.com>