fix(deps): update dependency google-auth-library to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
google-auth-library	dependencies	major	^3.0.0 -> ^4.0.0	source

---

Release Notes

googleapis/google-auth-library-nodejs

v4.0.0

Compare Source

Bug Fixes

• deps: update dependency arrify to v2 (#​684) (1757ee2)
• deps: update dependency gaxios to v2 (#​681) (770ad2f)
• deps: update dependency gcp-metadata to v2 (#​701) (be20528)
• deps: update dependency gtoken to v3 (#​702) (2c538e5)
• re-throw original exception and preserve message in compute client (#​668) (dffd1cc)
• surface original stack trace and message with errors (#​651) (8fb65eb)
• throw on missing refresh token in all cases (#​670) (0a02946)
• throw when adc cannot acquire a projectId (#​658) (ba48164)
• deps: update dependency semver to v6 (#​655) (ec56c88)

Build System

• upgrade engines field to >=8.10.0 (#​686) (377d5c6)

Features

• support scopes on compute credentials (#​642) (1811b7f)

BREAKING CHANGES

• upgrade engines field to >=8.10.0 (#​686)

---

Renovate configuration

📅 Schedule: "after 9am and before 3pm" (UTC).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻️ Rebasing: Whenever PR is stale, or if you modify the PR title to begin with "rebase!".

🔕 Ignore: Close this PR and you won't be reminded about this update again.

---

• If you want to rebase/retry this PR, check this box

---

This PR has been generated by Renovate Bot. View repository job log here.

[codecov]

Codecov Report

Merging #475 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #475   +/-   ##
=======================================
  Coverage   97.21%   97.21%           
=======================================
  Files          10       10           
  Lines         431      431           
  Branches       55       55           
=======================================
  Hits          419      419           
  Partials       12       12

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 4fdb8c1...3ef18d8. Read the comment docs.