chore(deps): update dependency googleapis-common-protos to v1.53.0 (#789)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [googleapis-common-protos](https://togithub.com/googleapis/python-api-common-protos) | `==1.52.0` -> `==1.53.0` | [![age](https://badges.renovateapi.com/packages/pypi/googleapis-common-protos/1.53.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/pypi/googleapis-common-protos/1.53.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/pypi/googleapis-common-protos/1.53.0/compatibility-slim/1.52.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/pypi/googleapis-common-protos/1.53.0/confidence-slim/1.52.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/python-api-common-protos</summary>

### [`v1.53.0`](https://togithub.com/googleapis/python-api-common-protos/blob/master/CHANGELOG.md#&#8203;1530-httpswwwgithubcomgoogleapispython-api-common-protoscomparev1520v1530-2021-02-25)

[Compare Source](https://togithub.com/googleapis/python-api-common-protos/compare/v1.52.0...v1.53.0)

##### Features

-   add `google.api.ResourceDescriptor.Style` ([4ce679c](https://www.github.com/googleapis/python-api-common-protos/commit/4ce679cd49771946bf781108e92e07cdf04a61eb))
-   add API method signatures to longrunning operations ([8de7ae2](https://www.github.com/googleapis/python-api-common-protos/commit/8de7ae28dfe5dd4d0cb99dd3b89a8f1e614bbe6d))
-   add gapic_metadata_pb2 ([#&#8203;38](https://www.github.com/googleapis/python-api-common-protos/issues/38)) ([8de7ae2](https://www.github.com/googleapis/python-api-common-protos/commit/8de7ae28dfe5dd4d0cb99dd3b89a8f1e614bbe6d))
-   add UNORDERED_LIST to field options ([8de7ae2](https://www.github.com/googleapis/python-api-common-protos/commit/8de7ae28dfe5dd4d0cb99dd3b89a8f1e614bbe6d))
-   add WaitOperation method to longrunning operations ([8de7ae2](https://www.github.com/googleapis/python-api-common-protos/commit/8de7ae28dfe5dd4d0cb99dd3b89a8f1e614bbe6d))
-   require python >=3.6 and   ([#&#8203;31](https://www.github.com/googleapis/python-api-common-protos/issues/31)) ([4ce679c](https://www.github.com/googleapis/python-api-common-protos/commit/4ce679cd49771946bf781108e92e07cdf04a61eb))

##### Bug Fixes

-   add `create_key` to FieldDescriptors ([4ce679c](https://www.github.com/googleapis/python-api-common-protos/commit/4ce679cd49771946bf781108e92e07cdf04a61eb))
-   Generate gRPC files for long-running operations ([#&#8203;13](https://www.github.com/googleapis/python-api-common-protos/issues/13)) ([a9ce288](https://www.github.com/googleapis/python-api-common-protos/commit/a9ce28840ddfec712da5b296f43e6c3131840db4))

##### Documentation

-   add link to PyPI ([#&#8203;10](https://www.github.com/googleapis/python-api-common-protos/issues/10)) ([3f79402](https://www.github.com/googleapis/python-api-common-protos/commit/3f7940226b0e22aef31b82c8dc2196aa25b48a3f))

</details>

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packages/gapic-generator/requirements.txt

@@ -1,6 +1,6 @@
 click==7.1.2
 google-api-core==1.26.0
-googleapis-common-protos==1.52.0
+googleapis-common-protos==1.53.0
 jinja2==2.11.3
 MarkupSafe==1.1.1
 protobuf==3.15.3