Fix inverted texture problem

- Change texture indices of PowerScaledSphere
- Change texture generation in FBOBass for projections
- Updated NewHorizons to download unflipped texture
- Use new Ghoul version

data/scene/newhorizons/newhorizons/newhorizons.data

@@ -1,7 +1,7 @@
 return {
     FileRequest = {
         { Identifier = "newhorizons_model", Destination = "models", Version = 1 },
-        { Identifier = "newhorizons_textures", Destination = "textures", Version = 1 }
+        { Identifier = "newhorizons_textures", Destination = "textures", Version = 2 }
     },
     TorrentFiles = {
         { File = "NewHorizonsKernels.torrent", Destination = "${SPICE}" },