patch 9.0.2172: Vim9: compiling :defer may fail

Problem:  Vim9: compiling :defer may fail
Solution: compile defer, when ctx_skip is not SKIP_YES

compiling defer fails in an if statement with false condition,
so check the ctx_skip value when compiling :defer

fixes:  #13698
closes: #13702

Signed-off-by: Yegappan Lakshmanan <yegappan@yahoo.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/src/version.c b/src/version.c
index de90fce..213a0e7 100644
--- a/src/version.c
+++ b/src/version.c
@@ -705,7 +705,7 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
-    2171,
+    2172,
 /**/
     2170,
 /**/