RedHat: RHSA-2020-4136-01 Moderate: Ansible Tower 3.7.3 Security Fix

* Updated to the latest version of the git-python library to no longer cause certain jobs to fail * Updated to the latest version of the ovirt.ovirt collection to no longer cause connections to hang when syncing inventory from oVirt/RHV * Added a number of optimizations to Ansible Tower's callback receiver to improve the speed of stdout processing for simultaneous playbooks runs * Added an optional setting to disable the auto-creation of organizations and teams on successful SAML login * Fixed an XSS vulnerability (CVE-2020-25626) * Fixed a slow memory leak in the Daphne process * Fixed Automation Analytics data gathering to no longer fail for customerswith large datasets * Fixed scheduled jobs that run every X minute(s) or hour(s) to no longer fail to run at the proper time * Fixed delays in Ansible Tower's task manager when large numbers of simultaneous jobs are scheduled * Fixed the performance for playbooks that store large amounts of data using the set_stats module * Fixed the awx-manage remove_from_queue tool when used with isolated nodes * Fixed an issue that prevented jobs from being properly marked as canceled when Tower is backed up and then restored to another environment