deps: update dependency com.google.cloud:google-cloud-pubsub to v1.120.9 (#335)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-pubsub](https://togithub.com/googleapis/java-pubsub) | `1.120.8` -> `1.120.9` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.9/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.9/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.9/compatibility-slim/1.120.8)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.9/confidence-slim/1.120.8)](https://docs.renovatebot.com/merge-confidence/) |

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### Release Notes

<details>
<summary>googleapis/java-pubsub</summary>

### [`v1.120.9`](https://togithub.com/googleapis/java-pubsub/blob/HEAD/CHANGELOG.md#&#8203;11209-httpsgithubcomgoogleapisjava-pubsubcomparev11208v11209-2022-08-03)

[Compare Source](https://togithub.com/googleapis/java-pubsub/compare/v1.120.8...v1.120.9)

##### Dependencies

-   update dependency com.google.cloud:google-cloud-core to v2.8.7 ([#&#8203;1227](https://togithub.com/googleapis/java-pubsub/issues/1227)) ([e967b2c](https://togithub.com/googleapis/java-pubsub/commit/e967b2c393a601c7e9dfba33ec2f19ef6e9757c1))
-   update dependency com.google.cloud:google-cloud-shared-dependencies to v3.0.1 ([#&#8203;1226](https://togithub.com/googleapis/java-pubsub/issues/1226)) ([8fab566](https://togithub.com/googleapis/java-pubsub/commit/8fab566e2b0ff726bd9a1dff842b11f5c6c9b00b))

</details>

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Author: renovate-bot

contact-center-insights/snippets/pom.xml

@@ -52,7 +52,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.120.8</version>
+      <version>1.120.9</version>
       <scope>test</scope>
     </dependency>
   </dependencies>