Bump GPP library version

Author: Net-burst

extra/pom.xml

@@ -50,7 +50,7 @@
         <metrics-influxdb.version>1.3.4</metrics-influxdb.version>
         <vertx.prometheus.version>0.16.0</vertx.prometheus.version>
         <iabtcf.version>2.0.10</iabtcf.version>
-        <gpp-encoder.version>3.2.3</gpp-encoder.version>
+        <gpp-encoder.version>3.2.4</gpp-encoder.version>
         <maxmind-client.version>4.2.1</maxmind-client.version>
         <protobuf.version>3.25.6</protobuf.version>
         <protoc.version>${protobuf.version}</protoc.version>