patch 9.0.1932: Vim9: error when using null object constructor

Problem:  Vim9: error when using null object constructor
Solution: Check for a null object only when calling an object method

closes: #13154
closes: #13163

Signed-off-by: Christian Brabandt <cb@256bit.org>
Co-authored-by: Yegappan Lakshmanan <yegappan@yahoo.com>
diff --git a/src/version.c b/src/version.c
index b5ffdd1..6166111 100644
--- a/src/version.c
+++ b/src/version.c
@@ -700,6 +700,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1932,
+/**/
     1931,
 /**/
     1930,