patch 8.2.4167: Vim9: error message for old style import

Problem:    Vim9: error message for old style import.
Solution:   Use another error message.  Add a test.
diff --git a/src/version.c b/src/version.c
index eaeb0a1..27ee162 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4167,
+/**/
     4166,
 /**/
     4165,