deps: update dependency com.google.protobuf:protobuf-java-util to v3.23.3 (#1634)

* deps: update dependency com.google.protobuf:protobuf-java-util to v3.23.3

* 🦉 Updates from OwlBot post-processor

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Author: renovate-bot

samples/install-without-bom/pom.xml

@@ -75,7 +75,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.21.12</version>
+      <version>3.23.3</version>
     </dependency>
     <dependency>
       <groupId>com.google.cloud</groupId>

samples/snapshot/pom.xml

@@ -61,7 +61,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.21.12</version>
+      <version>3.23.3</version>
     </dependency>
 
     <dependency>

samples/snippets/pom.xml

@@ -76,7 +76,7 @@
     <dependency>
       <groupId>com.google.protobuf</groupId>
       <artifactId>protobuf-java-util</artifactId>
-      <version>3.21.12</version>
+      <version>3.23.3</version>
     </dependency>
 
     <dependency>