add description to rule as falco validation requires a description (#279)

* add description to rule as falco validation requires a description

* fix call to Sprintf to ensure we pass in the parameter twice

Author: Ben Lucas

sysdig/resource_sysdig_secure_rule_falco_test.go

@@ -97,13 +97,14 @@ func ruleFalcoTerminalShell(name string) string {
 	return fmt.Sprintf(`
 resource "sysdig_secure_rule_falco" "terminal_shell" {
   name = "TERRAFORM TEST %s - Terminal Shell"
+  description = "TERRAFORM TEST %s"
   tags = ["container", "shell", "mitre_execution"]
 
   condition = "spawned_process and container and shell_procs and proc.tty != 0 and container_entrypoint"
   output = "A shell was spawned in a container with an attached terminal (user=%%user.name %%container.info shell=%%proc.name parent=%%proc.pname cmdline=%%proc.cmdline terminal=%%proc.tty container_id=%%container.id image=%%container.image.repository)"
   priority = "notice"
   source = "syscall" // syscall or k8s_audit
-}`, name)
+}`, name, name)
 }
 
 func ruleFalcoTerminalShellWithMissingOuput(name string) string {