updated for version 7.3.252
Problem:    Tests fail. (David Northfield)
Solution:   Add missing update for .ok file.
diff --git a/src/testdir/test81.ok b/src/testdir/test81.ok
index 8f86b52..e9f17dc 100644
--- a/src/testdir/test81.ok
+++ b/src/testdir/test81.ok
@@ -1,4 +1,6 @@
 aaa two
+    z
+y
 bbb y
 ccc
 ddd yee y
diff --git a/src/version.c b/src/version.c
index 170e2fe..f206664 100644
--- a/src/version.c
+++ b/src/version.c
@@ -710,6 +710,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    252,
+/**/
     251,
 /**/
     250,