patch 8.2.2206: :exe command line completion only works for first argument

Problem:    :exe command line completion only works for first argument.
Solution:   Skip over text if more is following. (closes #7546)
diff --git a/src/version.c b/src/version.c
index 5420862..adba2cd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2206,
+/**/
     2205,
 /**/
     2204,