fix: java-sdk-function-test/pom.xml to reduce vulnerabilities

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

Author: snyk-bot

java-sdk-function-test/pom.xml

@@ -171,7 +171,7 @@
         <dependency>
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
-            <version>3.14.0</version>
+            <version>3.18.0</version>
         </dependency>
         <dependency>
             <groupId>javax.xml.bind</groupId>