chore(deps): update dependency google-cloud-bigquery to v2.27.0 (#299)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [google-cloud-bigquery](https://togithub.com/googleapis/python-bigquery) | `==2.26.0` -> `==2.27.0` | [![age](https://badges.renovateapi.com/packages/pypi/google-cloud-bigquery/2.27.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/google-cloud-bigquery/2.27.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/google-cloud-bigquery/2.27.0/compatibility-slim/2.26.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/google-cloud-bigquery/2.27.0/confidence-slim/2.26.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/python-bigquery</summary>

### [`v2.27.0`](https://togithub.com/googleapis/python-bigquery/blob/master/CHANGELOG.md#&#8203;2270-httpswwwgithubcomgoogleapispython-bigquerycomparev2260v2270-2021-09-24)

[Compare Source](https://togithub.com/googleapis/python-bigquery/compare/v2.26.0...v2.27.0)

##### Features

-   Add py.typed for PEP 561 compliance ([#&#8203;976](https://www.togithub.com/googleapis/python-bigquery/issues/976)) ([96e6bee](https://www.github.com/googleapis/python-bigquery/commit/96e6beef3c63b663b7e5879b1458f4dd1a47a5b5))
-   include key metadata in Job representation ([#&#8203;964](https://www.togithub.com/googleapis/python-bigquery/issues/964)) ([acca1cb](https://www.github.com/googleapis/python-bigquery/commit/acca1cb7baaa3b00508246c994ade40314d421c3))

##### Bug Fixes

-   Arrow extension-type metadata was not set when calling the REST API or when there are no rows ([#&#8203;946](https://www.togithub.com/googleapis/python-bigquery/issues/946)) ([864383b](https://www.github.com/googleapis/python-bigquery/commit/864383bc01636b3774f7da194587b8b7edd0383d))
-   disambiguate missing policy tags from explicitly unset policy tags ([#&#8203;983](https://www.togithub.com/googleapis/python-bigquery/issues/983)) ([f83c00a](https://www.github.com/googleapis/python-bigquery/commit/f83c00acead70fc0ce9959eefb133a672d816277))
-   remove default timeout ([#&#8203;974](https://www.togithub.com/googleapis/python-bigquery/issues/974)) ([1cef0d4](https://www.github.com/googleapis/python-bigquery/commit/1cef0d4664bf448168b26487a71795144b7f4d6b))

##### Documentation

-   simplify destination table sample with f-strings ([#&#8203;966](https://www.togithub.com/googleapis/python-bigquery/issues/966)) ([ab6e76f](https://www.github.com/googleapis/python-bigquery/commit/ab6e76f9489262fd9c1876a1c4f93d7e139aa999))

</details>

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asset/snippets/snippets/requirements.txt

@@ -2,4 +2,4 @@ google-cloud-storage==1.42.2
 google-cloud-asset==3.5.0
 google-cloud-resource-manager==1.1.0
 google-cloud-pubsub==2.8.0
-google-cloud-bigquery==2.26.0
+google-cloud-bigquery==2.27.0