Upgrade AGP and gradle-wrapper

[abubkr-hago]

New Issue Checklist

• I am not disclosing a vulnerability.
• I am not just asking a question.
• I have searched through existing issues.
• I can reproduce the issue with the latest version of Parse Server 7.2.0 and the Parse Android SDK 4.3.0.

Issue Description

Current AndroidGradlePlugin is 7.1.3

Steps to reproduce

N/A

[parse-github-assistant]

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