patch 9.0.1315: escaping for completion of map command not properly tested

Problem:    Escaping for completion of map command not properly tested.
Solution:   Add a few test cases. (closes #12009)
diff --git a/src/version.c b/src/version.c
index c9a488b..47c43e2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -696,6 +696,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1315,
+/**/
     1314,
 /**/
     1313,