chore(deps): update dependency google-auth to v2.48.0

[renovate-bot]

This PR contains the following updates:

Package	Change	Age	Confidence
google-auth	==2.47.0 → ==2.48.0

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Release Notes

googleapis/google-auth-library-python (google-auth)

v2.48.0

Compare Source

Features

• add cryptography as required dependency (#​1929) (52558ae2881b1e6555f6f5c0d76365c15807ead9)
• Support the mTLS IAM domain for Certificate based Access (#​1938) (8dcf91a1b05c85fbbd0bcee78d66e498099102ab)
• add configurable GCE Metadata Server retries (#​1488) (454b441b478ec62bbf1a6ad5bceb6c7cbbfd0c37)
• honor NO_GCE_CHECK environment variable (#​1610) (383c9827536d9376e8248370ce4c2b83e468d027)

Bug Fixes

• resolve circular imports (#​1942) (25c1b064545702cbef087cfcd15fbbb6ef1af74f)
• removes content-header from AWS IMDS get request (#​1934) (97bfea9e02ede953fc8ee154e0deed3a3cfc6dcc)
• detect correct auth when ADC env var is set but empty (#​1374) (bfc07e1050bd0aa86fa3b08cdf70c9b68b5fe6a2)
• replace deprecated utcfromtimestamp (#​1799) (e431f20cf73ccac71926a23ec454468cea92e053)
• Use user_verification=preferred for ReAuth WebAuthn challenge (#​1798) (3f88a24089c4ee6822d510de0db210b54260d873)

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[gemini-code-assist]

Summary of Changes

Hello @renovate-bot, I'm Gemini Code Assist¹! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

This pull request performs a routine dependency update for the google-auth Python library to version 2.48.0. This update incorporates the latest features and critical bug fixes from the upstream project, enhancing authentication mechanisms and overall stability for applications utilizing Google Cloud services.

Highlights

• Dependency Update: The google-auth dependency has been updated from version 2.47.0 to 2.48.0 in samples/cloud-client/snippets/requirements.txt.
• New Features in google-auth v2.48.0: Version 2.48.0 of google-auth introduces several new features, including adding cryptography as a required dependency, supporting mTLS IAM domain for Certificate based Access, configurable GCE Metadata Server retries, and honoring the NO_GCE_CHECK environment variable.
• Bug Fixes in google-auth v2.48.0: Key bug fixes in the new google-auth version address circular imports, remove content-header from AWS IMDS get requests, improve detection of correct authentication when ADC environment variable is set but empty, replace deprecated utcfromtimestamp, and use user_verification=preferred for ReAuth WebAuthn challenges.

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[gemini-code-assist]

Code Review

This pull request from Renovate updates the google-auth dependency from version 2.47.0 to 2.48.0. This is a minor update that, according to the release notes, introduces new features and bug fixes without any breaking changes. The change is isolated to the requirements.txt file for the samples and is consistent with the project's practice of pinning dependencies. The update appears safe and I see no issues. This PR is ready to be merged.