patch 8.1.0289: cursor moves to wrong column after quickfix jump

Problem:    Cursor moves to wrong column after quickfix jump.
Solution:   Set the curswant flag. (Andy Massimino, closes #3331)

src/quickfix.c

@@ -3010,6 +3010,7 @@ qf_jump_goto_line(
 			++screen_col;
 		}
 	    }
+	    curwin->w_set_curswant = TRUE;
 	    check_cursor();
 	}
 	else

src/testdir/test_quickfix.vim

@@ -3546,3 +3546,12 @@ func Test_view_result_split()
   call Xview_result_split_tests('c')
   call Xview_result_split_tests('l')
 endfunc
+
+" Test that :cc sets curswant
+func Test_curswant()
+  helpgrep quickfix
+  normal! llll
+  1cc
+  call assert_equal(getcurpos()[4], virtcol('.'))
+  cclose | helpclose
+endfunc

src/version.c

@@ -794,6 +794,8 @@ static char *(features[]) =
 
 static int included_patches[] =
 {   /* Add new patch number below this line */
+/**/
+    289,
 /**/
     288,
 /**/