patch 8.2.0772: Vim9: some variable initializations not tested

Problem:    Vim9: some variable initializations not tested.
Solution:   Add a few more tests
diff --git a/src/version.c b/src/version.c
index c369a71..fa8ba91 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    772,
+/**/
     771,
 /**/
     770,