Update dependency com.google.firebase:firebase-crashlytics-gradle to v3

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.google.firebase:firebase-crashlytics-gradle	2.9.9 -> 3.0.1

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Configuration

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[github-actions[bot]]

Dependency diff:

dependency diff
branch: develop -> renovate/com.google.firebase-firebase-crashlytics-gradle-3.x, module: app, configuration: releaseRuntimeClasspath