Add config flag to default empty seccomp profile

This changes adds `default_seccomp_profile` config switch to apply default seccomp profile when not provided by k8s.a

Signed-off-by: Maksym Pavlenko <pavlenko.maksym@gmail.com>

pkg/server/sandbox_run_unix.go

@@ -161,7 +161,7 @@ func (c *criService) sandboxContainerSpecOpts(config *runtime.PodSandboxConfig,
 		securityContext = config.GetLinux().GetSecurityContext()
 		specOpts        []oci.SpecOpts
 	)
-	seccompSpecOpts, err := generateSeccompSpecOpts(
+	seccompSpecOpts, err := c.generateSeccompSpecOpts(
 		securityContext.GetSeccompProfilePath(),
 		securityContext.GetPrivileged(),
 		c.seccompEnabled())