* Use buster-backports version
* Use dget dsc file instead source repo
* Update make files
* Upgrade openssh-client to 8.4 in base image
* Remove useless installation
* Install openssh-server from buster-backports in build_debian
* Update dev buster package version list
Signed-off-by: Jing Kan jika@microsoft.com
* Build and install openssh from source
* Copy openssh deb package to dest folder
* Update make rule
* Update sonic debian extension
* Append empty line before EOF
* Update openssh patch
* Add openssh-server to base image dependency
* Fix indent type
* Fix comments
* Use commit id instead of tag id and add comment
Signed-off-by: Jing Kan jika@microsoft.com