fix: samples/client/petstore/java/jersey2-java8/pom.xml to reduce vul…

…nerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-COMMONSCODEC-561518

samples/client/petstore/java/jersey2-java8/pom.xml

@@ -302,7 +302,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <swagger-annotations-version>1.6.1</swagger-annotations-version>
-        <jersey-version>2.30.1</jersey-version>
+        <jersey-version>2.43</jersey-version>
         <jackson-version>2.10.5</jackson-version>
         <jackson-databind-version>2.10.5.1</jackson-databind-version>
         <jackson-databind-nullable-version>0.2.1</jackson-databind-nullable-version>