patch 8.1.2036: the str2nr() tests fail

Problem:    The str2nr() tests fail.
Solution:   Add missing part of patch.
diff --git a/src/version.c b/src/version.c
index 09baa53..b258eea 100644
--- a/src/version.c
+++ b/src/version.c
@@ -758,6 +758,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2036,
+/**/
     2035,
 /**/
     2034,