deps: update dependency com.google.cloud:google-cloud-pubsub-bom to v…

…1.120.11 (#798)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-pubsub-bom](https://togithub.com/googleapis/java-pubsub) | `1.120.10` -> `1.120.12` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.120.12/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.120.12/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.120.12/compatibility-slim/1.120.10)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub-bom/1.120.12/confidence-slim/1.120.10)](https://docs.renovatebot.com/merge-confidence/) |

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pom.xml

@@ -106,7 +106,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-pubsub-bom</artifactId>
-        <version>1.120.10</version>
+        <version>1.120.11</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>