Commit
51493aa3886474784c8c981feeb79630d557961d
by Pau Espin Pedrologt: Update base image to debian buster
The OGT build setup and the physicial setup use now debian buster. Let's
update this container too to buster to avoid different versions of libs
during build and runtime (such as libasan).
Change-Id: If5adfb3c52ec5ded2adaca984e7a8c05f5866d34
