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

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-ORGAPACHECOMMONS-10734078

Author: snyk-bot

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

@@ -354,7 +354,7 @@
         <junit-version>5.10.0</junit-version>
         <http-signature-version>1.8</http-signature-version>
         <scribejava-apis-version>8.3.3</scribejava-apis-version>
-        <commons-lang3-version>3.17.0</commons-lang3-version>
+        <commons-lang3-version>3.18.0</commons-lang3-version>
         <spotless.version>2.21.0</spotless.version>
     </properties>
 </project>