SL-17274: PBR: Add missing GBuffer flags to class3 materialF

indra/newview/app_settings/shaders/class3/deferred/materialF.glsl

@@ -284,10 +284,10 @@ void main()
     vec4 final_specular = spec;
     
 #ifdef HAS_SPECULAR_MAP
-    vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity * spec.a, 0.0);
+    vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity * spec.a, GBUFFER_FLAG_HAS_ATMOS);
 	final_specular.a = specular_color.a * norm.a;
 #else
-	vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, 0.0);
+	vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, GBUFFER_FLAG_HAS_ATMOS);
 	final_specular.a = specular_color.a;
 #endif