fix comment style

src/core/lib/iomgr/ev_epoll_linux.c

@@ -1462,10 +1462,10 @@ static void fd_become_readable(grpc_exec_ctx *exec_ctx, grpc_fd *fd,
   set_ready(exec_ctx, fd, &fd->read_closure);
 
   /* Note, it is possible that fd_become_readable might be called twice with
-  // different 'notifier's when an fd becomes readable and it is in two epoll
+     different 'notifier's when an fd becomes readable and it is in two epoll
-  // sets (This can happen briefly during polling island merges). In such cases
+     sets (This can happen briefly during polling island merges). In such cases
-  // it does not really matter which notifer is set as the read_notifier_pollset
+     it does not really matter which notifer is set as the read_notifier_pollset
-  // (They would both point to the same polling island anyway)
+     (They would both point to the same polling island anyway) */
   gpr_atm_no_barrier_store(&fd->read_notifier_pollset, (gpr_atm)notifier);
 }