deps: update dependency com.google.cloud:google-cloud-pubsub to v1.120.3 (#936)

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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) | `1.120.2` -> `1.120.3` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.3/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.3/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.3/compatibility-slim/1.120.2)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-pubsub/1.120.3/confidence-slim/1.120.2)](https://docs.renovatebot.com/merge-confidence/) |

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README.md

@@ -57,13 +57,13 @@ implementation 'com.google.cloud:google-cloud-dlp'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-dlp:3.6.0'
+implementation 'com.google.cloud:google-cloud-dlp:3.6.1'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-dlp" % "3.6.0"
+libraryDependencies += "com.google.cloud" % "google-cloud-dlp" % "3.6.1"
 ```
 
 ## Authentication

samples/install-without-bom/pom.xml

@@ -36,7 +36,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.120.2</version>
+      <version>1.120.3</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>

samples/snapshot/pom.xml

@@ -35,7 +35,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-pubsub</artifactId>
-      <version>1.120.2</version>
+      <version>1.120.3</version>
     </dependency>
     <dependency>
       <groupId>junit</groupId>