feat: bump firebase iOS SDK to v11.4.0

[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

fixes #13553
fixes #13451

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Breaking Change

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[SnapDrive]

Please accept PR due to a current AuthBackendRPCImplementation crash

[eli1stark]

@russellwheatley Merge will also close this issue too: #13451