patch 8.2.0624: Vim9: no check for space before #comment

Problem:    Vim9: no check for space before #comment.
Solution:   Add space checks.  Fix :throw with double quoted string.
diff --git a/src/version.c b/src/version.c
index b226873..86cfce0 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    624,
+/**/
     623,
 /**/
     622,