patch 8.2.0593: finding a user command is not optimal

Problem:    Finding a user command is not optimal.
Solution:   Start further down in the list of commands.
diff --git a/src/version.c b/src/version.c
index 0ca4f39..c3a0a19 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    593,
+/**/
     592,
 /**/
     591,