added fog to the scene

Scenes/Levels/office.tscn

@@ -27,8 +27,15 @@ sdfgi_enabled = true
 sdfgi_use_occlusion = true
 glow_enabled = true
 glow_normalized = true
-fog_light_energy = 15.32
+fog_enabled = true
+fog_light_energy = 0.87
+fog_sun_scatter = 1.95
+fog_density = 0.015
+fog_height = -22.02
+fog_height_density = 0.0195
+volumetric_fog_enabled = true
 volumetric_fog_density = 0.1974
+volumetric_fog_emission_energy = 13.8
 adjustment_enabled = true
 adjustment_brightness = 0.75