Add support for variable-sized items in remainder-sized serializers

[changeset-bot[bot]]

🦋 Changeset detected

Latest commit: 0bd676bf9e53473379a2aec207794fd3d3eda69c

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 21 packages

| Name | Type | | --------------------------------------------------- | ----- | | @metaplex-foundation/umi-serializers | Patch | | @metaplex-foundation/umi | Patch | | @metaplex-foundation/umi-bundle-defaults | Patch | | @metaplex-foundation/umi-bundle-tests | Patch | | @metaplex-foundation/umi-downloader-http | Patch | | @metaplex-foundation/umi-eddsa-web3js | Patch | | @metaplex-foundation/umi-http-fetch | Patch | | @metaplex-foundation/umi-program-repository | Patch | | @metaplex-foundation/umi-rpc-chunk-get-accounts | Patch | | @metaplex-foundation/umi-rpc-web3js | Patch | | @metaplex-foundation/umi-serializer-beet | Patch | | @metaplex-foundation/umi-serializer-data-view | Patch | | @metaplex-foundation/umi-signer-derived | Patch | | @metaplex-foundation/umi-signer-wallet-adapters | Patch | | @metaplex-foundation/umi-storage-mock | Patch | | @metaplex-foundation/umi-transaction-factory-web3js | Patch | | @metaplex-foundation/umi-uploader-aws | Patch | | @metaplex-foundation/umi-uploader-bundlr | Patch | | @metaplex-foundation/umi-uploader-irys | Patch | | @metaplex-foundation/umi-uploader-nft-storage | Patch | | @metaplex-foundation/umi-web3js-adapters | Patch |

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