[JIRA] (OVIRT-2209) Add mock version to the mock cache key

Add mock version to the mock cache key -------------------------------------- Key: OVIRT-2209 URL: https://ovirt-jira.atlassian.net/browse/OVIRT-2209 Project: oVirt - virtualization made easy Issue Type: Improvement Components: mock_runner Reporter: Barak Korren Assignee: infra Sometimes updates to mock make in incompatible with caches created by older versions. We should have the mock version be a part of the key used to retrieve cached mock environments.