fix: samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml to reduce vulnerabilities

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

Author: snyk-bot

samples/openapi3/client/petstore/java/jersey2-java8-special-characters/pom.xml

@@ -328,7 +328,7 @@
     </dependencies>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <jersey-version>2.37</jersey-version>
+        <jersey-version>2.46</jersey-version>
         <jackson-version>2.17.1</jackson-version>
         <jackson-databind-version>2.17.1</jackson-databind-version>
         <jackson-databind-nullable-version>0.2.6</jackson-databind-nullable-version>