[26.2] Fabric API 0.154.0+26.2

• Bump version (modmuss50)
• Add callback for registering custom BuiltInBlockModels (#5447) (Fuzss)
• Make FabricDataGenerator extend DataGenerator.Cached rather than Uncached (#5452) (Martijn van den Brand)
• fix: screen testmod crash (#5449) (Alex)
• Modify entity type default attributes event (#5424) (TheDeathlyCow, modmuss)
• Add char typed events for handling Screen::charTyped (#4948) (Fuzss)
• Bump version (modmuss50)
• Update mod publish plugin (modmuss50)
• Update Checkstyle report action to v3 (#5446) (Juuz)
• Fix ButtonList IndexOutOfBoundsException for screens with renderable only widgets (#5445) (Fuzss)
• Add missing 26.2 content to C tags (#5443) (TelepathicGrunt)
• Add an API for registering custom FeatureRenderers (#5435) (Jonathan Coates)
• Expose registries in EnchantmentEvents.MODIFY (#5415) (Magnus, PepperCode1)
• Add an atlas registry (#5390) (Celeste)