[gtk/ebassi/for-master] docs: Ignore generated Wayland protocol file

[Emmanuele Bassi <ebassi src gnome org>]

commit cdad68e858e6abd446b6a41e52f05fd516095ccf
Author: Emmanuele Bassi <ebassi gnome org>
Date:   Tue Dec 1 18:03:31 2020 +0000

    docs: Ignore generated Wayland protocol file

 docs/reference/gtk/meson.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/docs/reference/gtk/meson.build b/docs/reference/gtk/meson.build
index d0073f9445..eb641e4cfd 100644
--- a/docs/reference/gtk/meson.build
+++ b/docs/reference/gtk/meson.build
@@ -227,7 +227,8 @@ private_headers = [
   'gtkwin32drawprivate.h',
   'gtkwin32themeprivate.h',
   'gtkwindowprivate.h',
-  'gtk-text-input-client-protocol.h',
+
+  'text-input-unstable-v3-client-protocol.h',
 
   'a11y',
   'inspector',