chore(deps): update dependency com.google.cloud:google-cloud-datalabeling to v0.123.4 (#783)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-datalabeling](https://github.com/googleapis/java-datalabeling) | `0.123.3` -> `0.123.4` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-datalabeling/0.123.4/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-datalabeling/0.123.4/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-datalabeling/0.123.4/compatibility-slim/0.123.3)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-datalabeling/0.123.4/confidence-slim/0.123.3)](https://docs.renovatebot.com/merge-confidence/) |

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java-datalabeling/README.md

@@ -44,7 +44,7 @@ If you are using Maven without BOM, add this to your dependencies:
 <dependency>
   <groupId>com.google.cloud</groupId>
   <artifactId>google-cloud-datalabeling</artifactId>
-  <version>0.123.3</version>
+  <version>0.123.4</version>
 </dependency>
 
 ```
@@ -59,13 +59,13 @@ implementation 'com.google.cloud:google-cloud-datalabeling'
 If you are using Gradle without BOM, add this to your dependencies:
 
 ```Groovy
-implementation 'com.google.cloud:google-cloud-datalabeling:0.123.3'
+implementation 'com.google.cloud:google-cloud-datalabeling:0.123.4'
 ```
 
 If you are using SBT, add this to your dependencies:
 
 ```Scala
-libraryDependencies += "com.google.cloud" % "google-cloud-datalabeling" % "0.123.3"
+libraryDependencies += "com.google.cloud" % "google-cloud-datalabeling" % "0.123.4"
 ```
 
 ## Authentication

java-datalabeling/samples/install-without-bom/pom.xml

@@ -29,7 +29,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-datalabeling</artifactId>
-      <version>0.123.3</version>
+      <version>0.123.4</version>
     </dependency>
     <!-- [END datalabeling_install_without_bom] -->
 

java-datalabeling/samples/snapshot/pom.xml

@@ -28,7 +28,7 @@
     <dependency>
       <groupId>com.google.cloud</groupId>
       <artifactId>google-cloud-datalabeling</artifactId>
-      <version>0.123.3</version>
+      <version>0.123.4</version>
     </dependency>
 
     <dependency>