patch 8.2.0586: Vim9: # comment not sufficiently tested

Problem:    Vim9: # comment not sufficiently tested
Solution:   Check for preceding white space.
diff --git a/src/version.c b/src/version.c
index ca8d71c..5ff481f 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    586,
+/**/
     585,
 /**/
     584,