[libgweather] weather: Fix inconsistent capitalization

[Giovanni Campagna <gcampagna src gnome org>]

commit 008987a905c6ca74af11792d486059e960230f6d
Author: Florian Müllner <fmuellner gnome org>
Date:   Mon Mar 6 20:04:39 2017 +0100

    weather: Fix inconsistent capitalization
    
    All condition strings use sentence capitalization, except for a single
    case of header capitalization.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=779872

 libgweather/gweather-weather.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libgweather/gweather-weather.c b/libgweather/gweather-weather.c
index d4f196e..e6db80f 100644
--- a/libgweather/gweather-weather.c
+++ b/libgweather/gweather-weather.c
@@ -128,7 +128,7 @@ gweather_wind_direction_to_string (GWeatherWindDirection wind)
 }
 
 static const gchar *sky_str[] = {
-    N_("Clear Sky"),
+    N_("Clear sky"),
     N_("Broken clouds"),
     N_("Scattered clouds"),
     N_("Few clouds"),