patch 9.0.1310: 'splitkeep' test has failures

Problem:    'splitkeep' test has failures.
Solution:   Adjust expected cursor line position.
diff --git a/src/version.c b/src/version.c
index 3303bef..a6451cb 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1310,
+/**/
     1309,
 /**/
     1308,