chore: bump com.google.protobuf:protobuf-java from 4.33.4 to 4.34.1 (#2454)

Bump com.google.protobuf:protobuf-java from 4.33.4 to 4.34.1. Reviewed and approved by @phipag. Review performed by Claude.

Author: dependabot[bot]

examples/powertools-examples-kafka/pom.xml

@@ -12,7 +12,7 @@
         <maven.compiler.target>11</maven.compiler.target>
         <aspectj.version>1.9.20.1</aspectj.version>
         <avro.version>1.12.1</avro.version>
-        <protobuf.version>4.33.4</protobuf.version>
+        <protobuf.version>4.34.1</protobuf.version>
     </properties>
 
     <dependencies>

powertools-kafka/pom.xml

@@ -36,7 +36,7 @@
     <properties>
         <kafka-clients.version>4.2.0</kafka-clients.version>
         <avro.version>1.12.1</avro.version>
-        <protobuf.version>4.33.4</protobuf.version>
+        <protobuf.version>4.34.1</protobuf.version>
         <lambda-serialization.version>1.3.1</lambda-serialization.version>
     </properties>