Constructing exec.Command objects looks up the actual binary path
Constructing exec.Command objects looks up the actual binary path

If a binary is not present, then the command name will not be resolved
to a path. If the binary is on the path, then the binary name will be
adjusted. Therefore just checking for an `nft` suffix.

Signed-off-by: Roman Mohr <6da0130c5aeef94e5bbaabadbf8017270be25c64@redhat.com>

davidvossel/kubevirt,kubevirt/kubevirt,davidvossel/kubevirt,davidvossel/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,kubevirt/kubevirt,stu-gott/kubevirt,stu-gott/kubevirt,kubevirt/kubevirt,davidvossel/kubevirt