Constify GDBus method tables

Constify method tables with the following command:

find . -name '*.[ch]' -exec \
             sed -i 's/\(GDBusMethodTable .* =\)/const \1/g' {} \;

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ussd.c b/src/ussd.c
index d2d36214..25ef61fc 100644
--- a/src/ussd.c
+++ b/src/ussd.c
@@ -728,7 +728,7 @@ static DBusMessage *ussd_get_properties(DBusConnection *conn,
 	return reply;
 }
 
-static GDBusMethodTable ussd_methods[] = {
+static const GDBusMethodTable ussd_methods[] = {
 	{ "Initiate",		"s",	"sv",		ussd_initiate,
 					G_DBUS_METHOD_FLAG_ASYNC },
 	{ "Respond",		"s",	"s",		ussd_respond,