fix(messaging, ios): register app delegate with google utilities for swizzling

[russellwheatley]

Description

Replace this paragraph with a description of what this PR is doing. If you're modifying existing behavior, describe the existing behavior, how this PR is changing it, and what motivated the change.

Related Issues

closes #13287
closes #13442
closes #13476
closes #12978

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Breaking Change

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[pamafe1976]

I confirm that this PR fixes #13287