All shulkers boxes have a different id while the beds have only one id for all colors thanks to the entityblock. The shulkers box are already entityblock, so do not make a single id for all the shulkers box, with a color tag that defines the color to them, which would save 15 id of block
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The rest will change to be like shulker boxes/glazed terracotta, see MC-105922.
Please do not mark unreleased versions as affected.
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