Bumps [deps/HDiffPatch](https://github.com/sisong/HDiffPatch) from `6f73998` to `b521842`.
- [Release notes](https://github.com/sisong/HDiffPatch/releases)
- [Commits](6f7399833d...b5218420c7
)
---
updated-dependencies:
- dependency-name: deps/HDiffPatch
dependency-type: direct:production
...
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