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

bshift/pbr/models/v_grenade.mdl/v_grenade.mat

@@ -0,0 +1,40 @@
+
+{
+"for" "#models/v_grenade/barney_hand.mdl"
+//"basecolor_map" "barney_hand.png"
+//"normal_map" "barney_hand_normal.png"
+//"metal_map" "barney_hand_metal.png"
+//"roughness_map" "barney_hand_roughness.png"
+}
+
+{
+"for" "#models/v_grenade/grenade3.mdl"
+//"basecolor_map" "grenade3.png"
+//"normal_map" "grenade3_normal.png"
+//"metal_map" "grenade3_metal.png"
+//"roughness_map" "grenade3_roughness.png"
+}
+
+{
+"for" "#models/v_grenade/grenCHROME.mdl"
+//"basecolor_map" "grenCHROME.png"
+//"normal_map" "grenCHROME_normal.png"
+//"metal_map" "grenCHROME_metal.png"
+//"roughness_map" "grenCHROME_roughness.png"
+}
+
+{
+"for" "#models/v_grenade/sleeve.mdl"
+//"basecolor_map" "sleeve.png"
+//"normal_map" "sleeve_normal.png"
+//"metal_map" "sleeve_metal.png"
+//"roughness_map" "sleeve_roughness.png"
+}
+
+{
+"for" "#models/v_grenade/spoont.mdl"
+//"basecolor_map" "spoont.png"
+//"normal_map" "spoont_normal.png"
+//"metal_map" "spoont_metal.png"
+//"roughness_map" "spoont_roughness.png"
+}