Fix SimpleFibTest

We need to spawn another fiber in fibKickoff

tests/SimplestFibTest.cpp

@@ -11,6 +11,7 @@
 #include "BinaryPrivateSemaphore.hpp"
 #include "CountingPrivateSemaphore.hpp"
 #include "Debug.hpp"
+#include "emper.hpp"
 
 typedef struct {
 	int n;
@@ -63,7 +64,8 @@ static void fibKickoff() {
 	BPS sem;
 	fibParams params = { fibNum, &result, &sem };
 
-	fib(&params);
+	Fiber* fibFiber = Fiber::from(fib, &params);
+	async(fibFiber);
 
 	sem.wait();