update materials

valve/pbr/maps/c1a1f.bsp/c1a1f.bsp.mat

@@ -0,0 +1,8 @@
+{ // add a texture that is not on the map (need for c1a1f.bsp.patch)
+"for" "crete4_flr03"
+"new" "crete4_flr03"
+"basecolor_map" "/halflife.wad/CRETE4_FLR03.png" // TODO: better path
+//"normal_map" "/halflife.wad/CRETE4_FLR03_normal.png"
+//"metal_map" "/halflife.wad/CRETE4_FLR03_metal.png"
+//"roughness_map" "/halflife.wad/CRETE4_FLR03_roughness.png"
+}