patch 8.2.5098: spelldump test sometimes hangs

Problem:    Spelldump test sometimes hangs.
Solution:   Catch the problem of the spell file not being found to avoid
            hanging in the download dialog.
diff --git a/src/version.c b/src/version.c
index 4d63c86..5fdc9fd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -735,6 +735,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    5098,
+/**/
     5097,
 /**/
     5096,