patch 8.1.0434: copy_loclist() is too long

Problem:    copy_loclist() is too long.
Solution:   Split in multiple functions. (Yegappan Lakshmanan)
diff --git a/src/version.c b/src/version.c
index 6c69b17..73eff7d 100644
--- a/src/version.c
+++ b/src/version.c
@@ -795,6 +795,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    434,
+/**/
     433,
 /**/
     432,