fix: pom.xml to reduce vulnerabilities (#11)
fix: pom.xml to reduce vulnerabilities (#11)

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JAVA-ORGHIBERNATE-568162
- https://snyk.io/vuln/SNYK-JAVA-ORGHIBERNATE-584563
Sybit-Education/taschengeldboerse,Sybit-Education/taschengeldboerse