Remove forkjoin.cpp

rt/test/forkjoin.cpp

-#include <typon/typon.hpp>
-#include <cstdio>
-
-
-using namespace typon;
-
-int fibo(int n) {
-  if (n < 2)
-    return n;
-  return fibo(n - 1) + fibo(n - 2);
-}
-
-Task<void> hello(int i) {
-  int n = fibo(10);
-  (void) i;
-  (void) n;
-  printf("hello from %d on %u, fibo(40) = %d\n", i, Scheduler::thread_id, n);
-  // printf("hello from %d on %lu, fibo(40) = %d\n", i, riften::detail::static_id, n);
-  co_return;
-}
-
-Join<void> parallel() {
-  for (int i = 0; i < 30; i++) {
-    co_await fork(hello(i));
-    printf("parallel resumed on %u\n", Scheduler::thread_id);
-    // printf("parallel resumed on %lu\n", riften::detail::static_id);
-  }
-  printf("parallel syncing on %u\n", Scheduler::thread_id);
-  // printf("parallel syncing on %lu\n", riften::detail::static_id);
-  co_await Sync();
-  printf("parallel resumed on %u\n", Scheduler::thread_id);
-  // printf("parallel resumed on %lu\n", riften::detail::static_id);
-  for (int i = 30; i < 60; i++) {
-    co_await fork(hello(i));
-    printf("parallel resumed on %u\n", Scheduler::thread_id);
-    // printf("parallel resumed on %lu\n", riften::detail::static_id);
-  }
-}
-
-Root root() {
-  co_await parallel();
-  printf("root resumed on %u\n", Scheduler::thread_id);
-}
-
-int main() {
-  root().call();
-  puts("done");
-  return 0;
-}