patch 8.2.1982: quickfix window now updated when adding invalid entries

Problem:    Quickfix window now updated when adding invalid entries.
Solution:   Update the quickfix buffer properly. (Yegappan Lakshmanan, closes
            #7291, closes #7271)

src/version.c

@@ -750,6 +750,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    1982,
 /**/
     1981,
 /**/