add blank material files

gearbox/pbr/models/player/shephard.mdl/shephard.mdl.mat

@@ -0,0 +1,16 @@
+
+{
+"for" "#models/shephard/DM_mask_body.mdl"
+//"basecolor_map" "DM_mask_body.png"
+//"normal_map" "DM_mask_body_normal.png"
+//"metal_map" "DM_mask_body_metal.png"
+//"roughness_map" "DM_mask_body_roughness.png"
+}
+
+{
+"for" "#models/shephard/filter.mdl"
+//"basecolor_map" "filter.png"
+//"normal_map" "filter_normal.png"
+//"metal_map" "filter_metal.png"
+//"roughness_map" "filter_roughness.png"
+}