docs: add hwan33 as a contributor for code (#2789)

* docs: update README.md [skip ci]

* docs: update .all-contributorsrc [skip ci]

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Co-authored-by: allcontributors[bot] <46447321+allcontributors[bot]@users.noreply.github.com>

allcontributors[bot] committed 2y ago

8ca7f686e98323f4de621684425c7b0e6c8880ec

Parent: cd2dbb7

Committed by GitHub <noreply@github.com> on 12/27/2023, 6:08:08 AM