[gh-24931] Return dummy function for moving processes when running rootless (#24944)

* fix: stop executor launch if nomad doesnt have permissions

* func: return move function if c group is not enabled

drivers/shared/executor/executor_universal_linux.go

@@ -156,6 +156,9 @@ func (e *UniversalExecutor) configureResourceContainer(
 			return moveProcess, deleteCgroup, err
 		}
 		moveProcess, deleteCgroup = e.enterCG1(cgroup, command.CpusetCgroup())
+	case cgroupslib.OFF:
+		deleteCgroup = func() {}
+		moveProcess = func() error { return nil }
 	default:
 		e.configureCG2(cgroup, command)
 		// configure child process to spawn in the cgroup