chore(deps): update dependency google-auth to v1.35.0 (#1485)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [google-auth](https://github.com/googleapis/google-auth-library-python) | `==1.34.0` -> `==1.35.0` | [![age](https://badges.renovateapi.com/packages/pypi/google-auth/1.35.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/google-auth/1.35.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/google-auth/1.35.0/compatibility-slim/1.34.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/google-auth/1.35.0/confidence-slim/1.34.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/google-auth-library-python</summary>

### [`v1.35.0`](https://github.com/googleapis/google-auth-library-python/releases/v1.35.0)

[Compare Source](https://github.com/googleapis/google-auth-library-python/compare/v1.34.0...v1.35.0)

##### Features

-   service account is able to use a private token endpoint ([#&#8203;835](https://www.github.com/googleapis/google-auth-library-python/issues/835)) ([20b817a](https://www.github.com/googleapis/google-auth-library-python/commit/20b817af8e202b0331998e5abde4e2a5aab51f9a))

##### Bug Fixes

-   downscoping documentation bugs ([#&#8203;830](https://www.github.com/googleapis/google-auth-library-python/issues/830)) ([da8bb13](https://www.github.com/googleapis/google-auth-library-python/commit/da8bb13c1349e771ffc2e125256030495c53d956))
-   Fix missing space in error message. ([#&#8203;821](https://www.github.com/googleapis/google-auth-library-python/issues/821)) ([7b03988](https://www.github.com/googleapis/google-auth-library-python/commit/7b039888aeb6ec7691d91c9afce182b17f02b1a6))

##### Documentation

-   update user guide/references for downscoped creds ([#&#8203;827](https://www.github.com/googleapis/google-auth-library-python/issues/827)) ([d1840dc](https://www.github.com/googleapis/google-auth-library-python/commit/d1840dcdcd03dfd7fdfa81d08da68402f6f8b658))

</details>

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samples/compute/requirements.txt

@@ -1,3 +1,3 @@
 google-api-python-client==2.15.0
-google-auth==1.34.0
+google-auth==1.35.0
 google-auth-httplib2==0.1.0