patch 8.0.1675: unused macro argument in libvterm

Problem:    Unused macro argument in libvterm. (Randall W. Morris)
Solution:   Remove the argument.
diff --git a/src/version.c b/src/version.c
index e95a62d..38fe7d1 100644
--- a/src/version.c
+++ b/src/version.c
@@ -763,6 +763,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1675,
+/**/
     1674,
 /**/
     1673,