Bump hibernate-core from 5.2.13.Final to 5.3.20.Final in /Ch6/server-integration-solution#76

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dependabot/maven/Ch6/server-integration-solution/org.hibernate-hibernate-core-5.3.20.FinalApress/software-development-from-a-to-z:dependabot/maven/Ch6/server-integration-solution/org.hibernate-hibernate-core-5.3.20.FinalCopy head branch name to clipboard