Update dependency org.jetbrains.kotlinx:kotlinx-collections-immutable to v0.3.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
org.jetbrains.kotlinx:kotlinx-collections-immutable	0.3.7 -> 0.3.8

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Release Notes

Kotlin/kotlinx.collections.immutable (org.jetbrains.kotlinx:kotlinx-collections-immutable)

### [`v0.3.8`](https://redirect.github.com/Kotlin/kotlinx.collections.immutable/releases/tag/v0.3.8) #### What's Changed - Add extension functions to convert Array to persistent collections [#​159](https://redirect.github.com/Kotlin/kotlinx.collections.immutable/issues/159) - Don't allocate temporary buffer in SmallPersistentVector.removeAll [#​164](https://redirect.github.com/Kotlin/kotlinx.collections.immutable/issues/164) - Avoid creating new PersistentList instance when adding empty collection [#​176](https://redirect.github.com/Kotlin/kotlinx.collections.immutable/issues/176) - Fix memory leak in builders [#​193](https://redirect.github.com/Kotlin/kotlinx.collections.immutable/issues/193)

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