patch 8.2.2698: Lua test fails on MS-Windows

Problem:    Lua test fails on MS-Windows.
Solution:   Fall back to old method if "lua -v" doesn't work.
diff --git a/src/version.c b/src/version.c
index 4749ca9..4b5afb9 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2698,
+/**/
     2697,
 /**/
     2696,