Vanilla RTX Normals

This update largely focuses on getting everything back on a clean slate for the release of Chase the Skies (1.21.90) game drop.

Release Notes:

• Added full support for the new dried ghast block.

• Reworked appearance of redstone lamp, now packing more detail!

• Updated appearance of wool, improved details with slight variations per-wool color, wool now diffuses more light
- Improved normal maps

• Updated all terracotta materials, details now vary slightly between different colors.
- Improved normal maps

• Regular terracotta no longer uses the wrong materials for its texture

• Other changes
- Improved appearance of tripwire hook Normals
- Tripwire wire now appears similar to web
- Increased spawner eye emissivity

• New icon and main cover!

▣ Enhanced Option Changelogs:

• Updated Mooshroom textures based on 1.21.90 Release

• Tuned down brightness of Enhanced lava.

• Updated several entity models to 1.21.90 with new format version & leash positions for parity

• Disabled offscreen culling of ghasts, this prevent their shadows from popping in and out of existence.