This commit adds global service parameter "container_runtime" to
allow setting container runtime interface (CRI) entries in the
containerd configuration file for custom runTimeClass.
An example usage to set the cri:
system service-parameter-add \
platform container_runtime \
custom_container_runtime=my_crihandler:/absolute/path/to/my_criBinary
Story: 2008434
Task: 41390
Signed-off-by: Babak Sarashki <babak.sarashki@windriver.com>
Change-Id: Icc5fd16682f4cf47abff16e20a5332fc195c4afc