Removed unintentional trailing spaces in non-external and non-generated C files.
diff --git a/Python/pystate.c b/Python/pystate.c
index ee1e469..926ef07 100644
--- a/Python/pystate.c
+++ b/Python/pystate.c
@@ -228,7 +228,7 @@
             tstate->next->prev = tstate;
         interp->tstate_head = tstate;
         HEAD_UNLOCK();
-        
+
 #if defined _MSC_VER && _MSC_VER >= 1900
         /* Issue #23524: Temporary fix to disable termination due to invalid parameters */
         _set_thread_local_invalid_parameter_handler((_invalid_parameter_handler)_Py_silent_invalid_parameter_handler);