9.1.0 for 1.21.5

• Added Optiboxes as an alternative to Nuit (OptiFine skybox support)
• Readded Fabrishot - now updated
• Removed Bigshot as Fabrishot is now available
• Updated Entity Model Features, Entity Texture Features, Controlify, e4mc, Entity Culling, Fabric API, Fabric Language Kotlin, ImmediatelyFast, LambDynamicLights, Polytone
• Per user feedback, Better Grass is now disabled by default
  • The mod is not going anywhere, new instances will just have to explicitly turn it on in Video Settings
• Added a first-run guide for new instances
  • This is done by enabling the onboarding accessibility screen again and changing its text
  • First-run narrator speech sentence is muted for translated languages
• Adjusted Remove Reloading Screen options to workaround servers that provide a custom resource pack
• Fixed incorrect titles on LAN servers in server list
• Updated various translations
• Updated and enforced Fabric Loader 0.17.2