patch 9.0.0416: ml_get error when appending lines in popup window

Problem:    ml_get error when appending lines in popup window.
Solution:   Only update w_topline when w_buffer matches curbuf.
            (closes #11074)

src/version.c

@@ -703,6 +703,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    416,
 /**/
     415,
 /**/