patch 9.0.1188: return value of type() for class and object unclear

Problem:    Return value of type() for class and object unclear.
Solution:   Add v:t_object and v:t_class.

src/version.c

@@ -695,6 +695,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1188,
 /**/
     1187,
 /**/