Update xmldom from 0.6.0 to >0.7.0 due to 3rd party vulnerability issue CVE-2021-32796

Current Situation

• Currently JS7 JOC Cockpit use xmldom version 0.6.0
• a vulnerability affects this version,
  • see https://cve.mitre.org/cgi-bin/cvename.cgi?name=2021-32796

Desired Behavior

• Due to a vulnerability Issue of older xmldom releases the JS7 JOC Cockpit should use the current version 0.7.0 that fixes the issues.