Without -mod=vendor running go run in this script may take more
resources than needed to execute. This also makes it consistent go build
(and alike) are invoked in the other scripts and the Makefile.
Signed-off-by: John Mulligan <jmulligan@redhat.com>
The script checks for the ceph development headers.
In case required packages are not found, script
suggests to run containerized build.
Signed-off-by: Yug Gupta <ygupta@redhat.com>