fix: jans-config-api/plugins/sample/helloworld/pom.xml to reduce vuln…

…erabilities (#972)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-ORGJBOSSRESTEASY-1009963
- https://snyk.io/vuln/SNYK-JAVA-ORGJBOSSRESTEASY-1058913
- https://snyk.io/vuln/SNYK-JAVA-ORGJBOSSRESTEASY-1085989
- https://snyk.io/vuln/SNYK-JAVA-ORGJBOSSRESTEASY-1303102

Co-authored-by: pujavs <43700552+pujavs@users.noreply.github.com>