[gom] tests: Fix some build warnings

[Mathieu Bridon <mbridon src gnome org>]

commit 3e70d7bf69ab579c27bfa6c8522a6e53ab11b33e
Author: Mathieu Bridon <bochecha daitauha fr>
Date:   Thu Nov 27 19:53:17 2014 +0100

    tests: Fix some build warnings
    
    This removes warnings like:
        ./tests/test-gom-find-specific.c:67:3: warning: initialization discards ‘const’ qualifier from 
pointer target type
    
    https://bugzilla.gnome.org/show_bug.cgi?id=741261

 tests/test-gom-find-specific.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/tests/test-gom-find-specific.c b/tests/test-gom-find-specific.c
index 6bf006e..439d560 100644
--- a/tests/test-gom-find-specific.c
+++ b/tests/test-gom-find-specific.c
@@ -58,11 +58,11 @@ enum {
 static GParamSpec *specs[LAST_PROP];
 
 static struct {
-  gchar      *series_id;
-  gchar      *imdb_id;
-  guint8      season_number;
-  guint8      episode_number;
-  gchar      *episode_name;
+  const gchar *series_id;
+  const gchar *imdb_id;
+  guint8       season_number;
+  guint8       episode_number;
+  const gchar *episode_name;
 } values[] = {
   { "84947", "tt2483070", 4, 1, "New York Sour" },
   { "84947", "tt2778300", 4, 2, "Resignation" },