fix(deps): update dependency com.squareup.leakcanary:leakcanary-android to v2.12

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.squareup.leakcanary:leakcanary-android	2.11 -> 2.12

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Release Notes

square/leakcanary (com.squareup.leakcanary:leakcanary-android)

### [`v2.12`](https://togithub.com/square/leakcanary/releases/tag/v2.12) See [Change Log](https://square.github.io/leakcanary/changelog)

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