patch 8.2.0595: Vim9: not all commands using ends_excmd() tested

Problem:    Vim9: not all commands using ends_excmd() tested.
Solution:   Find # comment after regular commands. Add more tests.  Report
            error for where it was caused.
diff --git a/src/version.c b/src/version.c
index 09dc678..bd5bd0b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    595,
+/**/
     594,
 /**/
     593,