rename {wad,bsp}.mat to just .mat

cstrike/pbr/decals.wad/decals.mat

@@ -0,0 +1,24 @@
+
+{
+"for" "{hrpoint"
+//"basecolor_map" "{hrpoint.png"
+//"normal_map" "{hrpoint_normal.png"
+//"metal_map" "{hrpoint_metal.png"
+//"roughness_map" "{hrpoint_roughness.png"
+}
+
+{
+"for" "{siteA"
+//"basecolor_map" "{siteA.png"
+//"normal_map" "{siteA_normal.png"
+//"metal_map" "{siteA_metal.png"
+//"roughness_map" "{siteA_roughness.png"
+}
+
+{
+"for" "{siteB"
+//"basecolor_map" "{siteB.png"
+//"normal_map" "{siteB_normal.png"
+//"metal_map" "{siteB_metal.png"
+//"roughness_map" "{siteB_roughness.png"
+}