Glowing Items

Added glow outlines to:

• Spears

Fixed Model

• Shield Blocking

• Used core shaders to give the outlines no shading (Credits to Weskerson's Torches)
• Updated mcmeta file for latest version

Added glow outlines to:

• Copper Sword
• Copper Pickaxe
• Copper Axe
• Copper Shovel
• Copper Hoe

Extra:

• Updated Glowing Items icon

Fixed description in pack.mcmeta for 1.21.6 compatibility (resource pack would not show up in resource pack list)

Fixed Trident model when used with Riptide enchantment