[gnome-control-center] info-overview: Remove unnecessary initialization of string.

[Robert Ancell <rancell src gnome org>]

commit e74a41794ca35b142357a45bb09b9e61221814be
Author: Robert Ancell <robert ancell canonical com>
Date:   Tue Apr 21 10:02:17 2020 +1200

    info-overview: Remove unnecessary initialization of string.
    
    Was introduced in 4d5f81e, but doesn't make sense or do anything.

 panels/info-overview/cc-info-overview-panel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/panels/info-overview/cc-info-overview-panel.c b/panels/info-overview/cc-info-overview-panel.c
index 9e7c1b377..98c77e97f 100644
--- a/panels/info-overview/cc-info-overview-panel.c
+++ b/panels/info-overview/cc-info-overview-panel.c
@@ -343,7 +343,7 @@ get_renderer_from_switcheroo (void)
       g_autoptr(GVariant) name = NULL;
       g_autoptr(GVariant) env = NULL;
       g_autoptr(GVariant) default_variant = NULL;
-      const char *name_s = 0;
+      const char *name_s;
       g_autofree const char **env_s = NULL;
       gsize env_len;
       g_autofree char *renderer = NULL;