Constify GDBus signal tables

Constify signal tables with the following command:

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

1 files changed, 1 insertions, 1 deletions

diff --git a/src/ctm.c b/src/ctm.c
index 2ff1cca3..88ff1415 100644
--- a/src/ctm.c
+++ b/src/ctm.c
@@ -210,7 +210,7 @@ static const GDBusMethodTable ctm_methods[] = {
 	{ }
 };
 
-static GDBusSignalTable ctm_signals[] = {
+static const GDBusSignalTable ctm_signals[] = {
 	{ "PropertyChanged",	"sv" },
 	{ }
 };