patch 9.0.1013: suspend test often fails on Mac OS

Problem:    Suspend test often fails on Mac OS.
Solution:   Make t_RP empty.
diff --git a/src/version.c b/src/version.c
index 99f8b66..473f7e8 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1013,
+/**/
     1012,
 /**/
     1011,