Support for other mods

[opekope2]

Let this issue be a tracker for requested integration with other mods, so I can easily keep track of them.

The latest version of OptiGUI, 2.3.x requires Minecraft 1.20.2.

• QuickShulker: no 1.20.2 release as of Mar 12
• Variant Barrels: (no pr yet)
• More Chest Variants: (no pr yet)
• Variant Vanilla Blocks: (no pr yet)
• Variant Chests: (no pr yet)
• Farmer's delight: no 1.20.2 release as of Mar 12 + I haven't yet checked out the mod and its GUIs
• Linked Storage: no 1.20.2 release as of Mar 12
• Variant Sticks & Stuff: (no pr yet)
• Variant Lecterns: xanthian/VariantLecterns#2
• Variant Crafting Tables: (no pr yet)
• Variant Grindstones: no 1.20.2 release as of Mar 12
• VariantCartographyTables: no release on GH/MR/CF