[26.2] Fabric API 0.156.0+26.2

• Bump version (modmuss50)
• Feat: add methods to modify components in FabricItem.Properties (#5434) (cputnam-a11y)
• Replace network synchronizer with utility methods (#5484) (Joseph Burton)
• Fix removed synced attachments being resent to every new tracker (#5506) (Emirhan)
• Generate package-infos on IDE sync (#5510) (DennisOchulor)
• Fix getCapacity on an empty slot using air's capacity (#5511) (Jonathan Coates)
• Make BlockModelGenerators's PropertyDispatch fields public (#5513) (Jonathan Coates)