patch 8.0.1155: Ruby command triggers a warning

Problem:    Ruby command triggers a warning when RUBYOPT is set to "-w".
Solution:   use "-e_=0" instead of "-e0". (Masataka Pocke Kuwabara, closes
            #2143)

src/version.c

@@ -761,6 +761,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1155,
 /**/
     1154,
 /**/