[PULL 03/10] trivial: man page: document display::gtk::zoom-to-fit

[Michael Tokarev]

From: Jan Kratochvil <jan@jankratochvil.net>

Document display::gtk::zoom-to-fit.

info from: 
https://superuser.com/questions/1752209/qemu-zoom-to-fit-shortcut-or-cli-switch

Signed-off-by: Jan Kratochvil <jan@jankratochvil.net>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>
---
 qemu-options.hx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/qemu-options.hx b/qemu-options.hx
index 3a6c7d3ef9..80bd0252d9 100644
--- a/qemu-options.hx
+++ b/qemu-options.hx
@@ -2143,6 +2143,9 @@ SRST
 
         ``show-menubar=on|off`` : Display the main window menubar, defaults to 
"on"
 
+        ``zoom-to-fit=on|off`` : Expand video output to the window size,
+                                 defaults to "off"
+
     ``curses[,charset=<encoding>]``
         Display video output via curses. For graphics device models
         which support a text mode, QEMU can display this output using a
-- 
2.39.2