Update to Firebase 11.2.0 (#46)

* handle a branch or pr already existing without failure

* add debug logging option

* fix script

* add force option and skip build if false and pr is open

* put release notes in PR and release

* fix logic

* Updated Package.swift and sources for latest firebase sdks

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Co-authored-by: Evan Coleman <[email protected]>
Co-authored-by: Anka <[email protected]>

Author: 3 people