Update gradle.android to v8.1.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
com.android.library (source)	8.0.0 -> 8.1.0
com.android.application (source)	8.0.0 -> 8.1.0
com.android.tools.build:gradle (source)	8.0.0 -> 8.1.0

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Configuration

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