patch 8.1.0184: not easy to figure out the window layout

Problem:    Not easy to figure out the window layout.
Solution:   Add "wincol" and "winrow" to what getwininfo() returns.

src/version.c

@@ -789,6 +789,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    184,
 /**/
     183,
 /**/