deps: update google.common-protos.version to v2.9.1 (#724)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.api.grpc:grpc-google-common-protos](https://togithub.com/googleapis/java-common-protos) | `2.9.0` -> `2.9.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.1/compatibility-slim/2.9.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.1/confidence-slim/2.9.0)](https://docs.renovatebot.com/merge-confidence/) |
| [com.google.api.grpc:proto-google-common-protos](https://togithub.com/googleapis/java-common-protos) | `2.9.0` -> `2.9.1` | [![age](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.9.1/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.9.1/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.9.1/compatibility-slim/2.9.0)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:proto-google-common-protos/2.9.1/confidence-slim/2.9.0)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-common-protos</summary>

### [`v2.9.1`](https://togithub.com/googleapis/java-common-protos/blob/HEAD/CHANGELOG.md#&#8203;291-httpsgithubcomgoogleapisjava-common-protoscomparev290v291-2022-06-27)

[Compare Source](https://togithub.com/googleapis/java-common-protos/compare/v2.9.0...v2.9.1)

##### Dependencies

-   update dependency com.google.protobuf:protobuf-bom to v3.21.2 ([#&#8203;378](https://togithub.com/googleapis/java-common-protos/issues/378)) ([0c19c03](https://togithub.com/googleapis/java-common-protos/commit/0c19c03e9de22e11493e4d4d1ebca11063cf6926))
-   update dependency com.google.protobuf:protobuf-java to v3.21.2 ([#&#8203;379](https://togithub.com/googleapis/java-common-protos/issues/379)) ([ab6d1db](https://togithub.com/googleapis/java-common-protos/commit/ab6d1dbb2b7dd2fc8e4675087505f7da766f1a55))

</details>

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first-party-dependencies/pom.xml

@@ -61,7 +61,7 @@
     <guava.version>31.1-jre</guava.version>
     <protobuf.version>3.21.2</protobuf.version>
     <google.api-common.version>2.2.1</google.api-common.version>
-    <google.common-protos.version>2.9.0</google.common-protos.version>
+    <google.common-protos.version>2.9.1</google.common-protos.version>
     <google.core.version>2.8.1</google.core.version>
     <google.auth.version>1.8.0</google.auth.version>
     <google.http-client.version>1.42.0</google.http-client.version>