update materials

valve/pbr/maps/c1a0c.bsp/c1a0c.mat

@@ -4,4 +4,8 @@
 "basecolor_map" "/colors/white.png"
 "metalness" "0.8"
 "roughness" "0.1"
+}
+// TODO: fix smooth normal
+{
+"for" "trrm_pan1" // reset material
 }