spawn/Init: pass name as std::string_view

Author: MaxKellermann

libcommon

@@ -125,7 +125,7 @@ Namespace::MakePid()
 
 	assert(!pid_init.IsDefined());
 
-	const auto pid = UnshareForkSpawnInit(name.c_str());
+	const auto pid = UnshareForkSpawnInit(name);
 	const int pidfd = my_pidfd_open(pid, PIDFD_NONBLOCK);
 	if (pidfd < 0)
 		throw MakeErrno("pidfd_open() failed");