patch 8.0.1793: no test for "vim -g"

Problem:    No test for "vim -g".
Solution:   Add a test for "-g" and "-y".
diff --git a/src/version.c b/src/version.c
index b0c8ed7..e4fa0c5 100644
--- a/src/version.c
+++ b/src/version.c
@@ -762,6 +762,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    1793,
+/**/
     1792,
 /**/
     1791,