chore: upgrade valtio

[github-actions[bot]]

📊 Package size report   0.5%↑

File	Before (Size / Gzip)	After (Size / Gzip)
dist/index.js	188.1 kB / 61.5 kB	0.5%↑189.1 kB / 0.2%↑61.7 kB
dist/index.mjs	187.2 kB / 61.4 kB	0.6%↑188.3 kB / 0.3%↑61.5 kB
package.json	1.8 kB / 845 B	-0.06%↓1.8 kB / 845 B
Total (Includes all files)	389.8 kB / 128.6 kB	0.5%↑391.9 kB / 0.2%↑128.9 kB
Tarball size	128.4 kB	0.3%↑128.7 kB

Unchanged files

| File | Size (Size / Gzip) | | ------------------------------------------------------------------------------------ | ------------------: | | `dist/index.d.ts` | `2.8 kB` / `1.1 kB` | | [`LICENSE`](https://github.com/privatenumber/tasuku/blob/upgrade-valtio/LICENSE) | `1.1 kB` / `658 B` | | [`README.md`](https://github.com/privatenumber/tasuku/blob/upgrade-valtio/README.md) | `8.8 kB` / `3.1 kB` |

_{🤖 This report was automatically generated by pkg-size-action}

[privatenumber]

:tada: This PR is included in version 2.0.0 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: