patch 9.1.0320: Wrong cursor position after using setcellwidths()

Problem:  Wrong cursor position after using setcellwidths().
Solution: Invalidate cursor position in addition to redrawing.
          (zeertzjq)

closes: #14545

Signed-off-by: zeertzjq <zeertzjq@outlook.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>

src/move.c

@@ -677,6 +677,19 @@ changed_window_setting_buf(buf_T *buf)
 }
 #endif
 
+/*
+ * Call changed_window_setting_win() for every window.
+ */
+    void
+changed_window_setting_all(void)
+{
+    tabpage_T	*tp;
+    win_T	*wp;
+
+    FOR_ALL_TAB_WINDOWS(tp, wp)
+	changed_window_setting_win(wp);
+}
+
 /*
  * Set wp->w_topline to a certain number.
  */