[vte] app: Use gboolean for GOptionArg entries of type G_OPTION_ARG_NONE

[Christian Persch <chpe src gnome org>]

commit a96c4b23e015408af5653791a0b45eca4f33e351
Author: Christian Persch <chpe src gnome org>
Date:   Thu Mar 4 23:05:25 2021 +0100

    app: Use gboolean for GOptionArg entries of type G_OPTION_ARG_NONE

 src/app/app.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/app/app.cc b/src/app/app.cc
index e7a20c87..7f623a55 100644
--- a/src/app/app.cc
+++ b/src/app/app.cc
@@ -521,7 +521,7 @@ public:
                         char* argv[],
                         GError** error)
         {
-                bool dummy_bool;
+                gboolean dummy_bool;
                 char* dummy_string = nullptr;
                 GOptionEntry const entries[] = {
                         { "allow-window-ops", 0, 0, G_OPTION_ARG_NONE, &allow_window_ops,