Increase SimpleActorTest's fibers and counting volume

tests/SimpleActorTest.cpp

@@ -29,8 +29,8 @@ public:
 
 static void mainFiber(void* runtime_ptr) {
 	Runtime& runtime = * (Runtime*) runtime_ptr;
-	const unsigned int FIBER_COUNT = 2;
-	const uint64_t FIBERS_COUNT_TO = 2;
+	const unsigned int FIBER_COUNT = 1000;
+	const uint64_t FIBERS_COUNT_TO = 1000;
 	const uint64_t PER_FIBER_SUM = (FIBERS_COUNT_TO * (FIBERS_COUNT_TO + 1)) / 2;
 	const uint64_t EXPECTED_SUM = FIBER_COUNT * PER_FIBER_SUM;