fix(pangea-multipass): update dependency google-auth to >=2.45.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
google-auth	>=2.43.0 -> >=2.45.0

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Release Notes

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

v2.45.0

Compare Source

Features

• Adding Agent Identity bound token support and handling certificate mismatches with retries (#​1890) (b32c934e6b0d09b94c467cd432a0a635e8b05f5c)

v2.44.0

Compare Source

Features

• support Python 3.14 (#​1822) (0f7097e78f247665b6ef0287d482033f7be2ed6d)
• add ecdsa p-384 support (#​1872) (39c381a5f6881b590025f36d333d12eff8dc60fc)
• MDS connections use mTLS (#​1856) (0387bb95713653d47e846cad3a010eb55ef2db4c)
• Implement token revocation in STS client and add revoke() metho… (#​1849) (d5638986ca03ee95bfffa9ad821124ed7e903e63)
• Add shlex to correctly parse executable commands with spaces (#​1855) (cf6fc3cced78bc1362a7fe596c32ebc9ce03c26b)

Bug Fixes

• Use public refresh method for source credentials in ImpersonatedCredentials (#​1884) (e0c3296f471747258f6d98d2d9bfde636358ecde)
• Add temporary patch to workload cert logic to accomodate Cloud Run mis-configuration (#​1880) (78de7907b8bdb7b5510e3c6fa8a3f3721e2436d7)
• Delegate workload cert and key default lookup to helper function (#​1877) (b0993c7edaba505d0fb0628af28760c43034c959)

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