Update org.apache.httpcomponents:httpclient from 4.5.2 to 4.5.13 due to 3rd party vulnerability issue CVE-2020-13956

Current Situation

• Currently JobScheduler components use org.apache.httpcomponents:httpclient version 4.5.2
• a vulnerability affects this version,
  • see https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-13956

Desired Behavior

• Due to a vulnerability Issue of older httpcomponents:httpclient releases the JobScheduler components should use the current version 4.5.13 that fixes the issues.