Update reactivecircus/android-emulator-runner action to v2.31.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
reactivecircus/android-emulator-runner	action	minor	v2.30.1 -> v2.31.0

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Release Notes

reactivecircus/android-emulator-runner (reactivecircus/android-emulator-runner)

### [`v2.31.0`](https://togithub.com/reactivecircus/android-emulator-runner/blob/HEAD/CHANGELOG.md#v2310) [Compare Source](https://togithub.com/reactivecircus/android-emulator-runner/compare/v2.30.1...v2.31.0) - Support setting `VanillaIceCream` as `api-level`. - [#​378](https://togithub.com/ReactiveCircus/android-emulator-runner/pull/378) - Install `platforms` for the specified `api-level`. - [#​384](https://togithub.com/ReactiveCircus/android-emulator-runner/pull/384)

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