applied uncrustify to ecall source

kinclude/ecall.c

@@ -31,6 +31,7 @@ optional_int ecall_handle_spawn_thread(int* args_ptr, ProcessControlBlock* pcb)
 optional_int ecall_handle_sleep(int* args, ProcessControlBlock* pcb)
 {
     int len = args[0];
+
     if (len < 0) {
         return (optional_int) { .error = EINVAL };
     }
@@ -59,10 +60,12 @@ optional_int ecall_handle_join(int* args, ProcessControlBlock* pcb)
     pcb->waiting_for_process = target;
 
     int timeout = args[1];
+
     if (timeout <= 0)
         return (optional_int) { .value = 0 };
 
     unsigned int len = (unsigned int) timeout;
+
     pcb->asleep_until = read_time() + len;
 
     return (optional_int) { .value = 0 };