chore(deps): update dependency google-cloud-storage to v1.38.0 (#128)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [google-cloud-storage](https://togithub.com/googleapis/python-storage) | `==1.37.0` -> `==1.38.0` | [![age](https://badges.renovateapi.com/packages/pypi/google-cloud-storage/1.38.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/google-cloud-storage/1.38.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/google-cloud-storage/1.38.0/compatibility-slim/1.37.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/google-cloud-storage/1.38.0/confidence-slim/1.37.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

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

### [`v1.38.0`](https://togithub.com/googleapis/python-storage/blob/master/CHANGELOG.md#&#8203;1380-httpswwwgithubcomgoogleapispython-storagecomparev1371v1380-2021-04-26)

[Compare Source](https://togithub.com/googleapis/python-storage/compare/v1.37.1...v1.38.0)

##### Features

-   add getters and setters for encryption_key and kms_key_name ([#&#8203;409](https://www.github.com/googleapis/python-storage/issues/409)) ([2adfb59](https://www.github.com/googleapis/python-storage/commit/2adfb593d5ad19320affe480455568c1410b9d93))

##### Bug Fixes

-   retry auth.TransportError errors ([#&#8203;418](https://www.github.com/googleapis/python-storage/issues/418)) ([23a8db8](https://www.github.com/googleapis/python-storage/commit/23a8db839909a0781343cb18edffaea06a0b7092))

##### Documentation

-   revise docstrings for generate_signed_url ([#&#8203;408](https://www.github.com/googleapis/python-storage/issues/408)) ([f090548](https://www.github.com/googleapis/python-storage/commit/f090548437142b635191e90dcee1acd4c38e565c))

##### [1.37.1](https://www.github.com/googleapis/python-storage/compare/v1.37.0...v1.37.1) (2021-04-02)

##### Bug Fixes

-   Ensure consistency check in test runs even if expected error occurs ([#&#8203;402](https://www.github.com/googleapis/python-storage/issues/402)) ([416bcd4](https://www.github.com/googleapis/python-storage/commit/416bcd42406ec57e51f04e5d9b0c58509f80520c))
-   silence expected errors for routine operations on BlobReader ([#&#8203;400](https://www.github.com/googleapis/python-storage/issues/400)) ([d52853b](https://www.github.com/googleapis/python-storage/commit/d52853b420f50012e02c395f5407e3018922c048))

### [`v1.37.1`](https://togithub.com/googleapis/python-storage/blob/master/CHANGELOG.md#&#8203;1371-httpswwwgithubcomgoogleapispython-storagecomparev1370v1371-2021-04-02)

[Compare Source](https://togithub.com/googleapis/python-storage/compare/v1.37.0...v1.37.1)

</details>

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videointelligence/samples/analyze/requirements.txt

@@ -1,2 +1,2 @@
 google-cloud-videointelligence==2.1.0
-google-cloud-storage==1.37.0
+google-cloud-storage==1.38.0