remove combined {models,sprites}.mat, remove extra .mdl .spr exts

cstrike/pbr/models/v_mac10.mdl/v_mac10.mat

@@ -0,0 +1,48 @@
+
+{
+"for" "#models/v_mac10/body.mdl"
+//"basecolor_map" "body.png"
+//"normal_map" "body_normal.png"
+//"metal_map" "body_metal.png"
+//"roughness_map" "body_roughness.png"
+}
+
+{
+"for" "#models/v_mac10/buttstock.mdl"
+//"basecolor_map" "buttstock.png"
+//"normal_map" "buttstock_normal.png"
+//"metal_map" "buttstock_metal.png"
+//"roughness_map" "buttstock_roughness.png"
+}
+
+{
+"for" "#models/v_mac10/handle.mdl"
+//"basecolor_map" "handle.png"
+//"normal_map" "handle_normal.png"
+//"metal_map" "handle_metal.png"
+//"roughness_map" "handle_roughness.png"
+}
+
+{
+"for" "#models/v_mac10/view_finger.mdl"
+//"basecolor_map" "view_finger.png"
+//"normal_map" "view_finger_normal.png"
+//"metal_map" "view_finger_metal.png"
+//"roughness_map" "view_finger_roughness.png"
+}
+
+{
+"for" "#models/v_mac10/view_glove.mdl"
+//"basecolor_map" "view_glove.png"
+//"normal_map" "view_glove_normal.png"
+//"metal_map" "view_glove_metal.png"
+//"roughness_map" "view_glove_roughness.png"
+}
+
+{
+"for" "#models/v_mac10/view_skin.mdl"
+//"basecolor_map" "view_skin.png"
+//"normal_map" "view_skin_normal.png"
+//"metal_map" "view_skin_metal.png"
+//"roughness_map" "view_skin_roughness.png"
+}