patch 8.2.0225: compiling lambda not tested yet

Problem:    compiling lambda not tested yet.
Solution:   Add test for lambda and funcref. Drop unused instruction arg.
diff --git a/src/version.c b/src/version.c
index 3cb8bc2..9b5682c 100644
--- a/src/version.c
+++ b/src/version.c
@@ -743,6 +743,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    225,
+/**/
     224,
 /**/
     223,