patch 8.2.4812: unused struct item

Problem:    Unused struct item.
Solution:   Remove "lines" match_T.  Simplify the code. (closes #10256)
diff --git a/src/version.c b/src/version.c
index d054717..078f968 100644
--- a/src/version.c
+++ b/src/version.c
@@ -747,6 +747,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    4812,
+/**/
     4811,
 /**/
     4810,