fix(deps): update dependency io-ts to v2.2.18

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
io-ts	2.2.16 -> 2.2.18

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Release Notes

gcanti/io-ts

### [`v2.2.18`](https://togithub.com/gcanti/io-ts/blob/HEAD/CHANGELOG.md#​2218) [Compare Source](https://togithub.com/gcanti/io-ts/compare/2.2.17...2.2.18) - **Bug Fix** - fix `typescript@4.8` errors, closes [#​656](https://togithub.com/gcanti/io-ts/issues/656), closes [#​647](https://togithub.com/gcanti/io-ts/issues/647) ([@​gcanti](https://togithub.com/gcanti)) ### [`v2.2.17`](https://togithub.com/gcanti/io-ts/blob/HEAD/CHANGELOG.md#​2217) [Compare Source](https://togithub.com/gcanti/io-ts/compare/2.2.16...2.2.17) - **Bug Fix** - Don't throw a TypeError when trying to decode a sum value that contains a dangerous string, [#​650](https://togithub.com/gcanti/io-ts/issues/650) ([@​thewilkybarkid](https://togithub.com/thewilkybarkid))

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