Add test case for identical short and long version numbers

Signed-off-by: Lajos Papp <lajos.papp@sequenceiq.com>
Fix equal short-long version number comparison

Signed-off-by: Lajos Papp <lajos.papp@sequenceiq.com>
Merge pull request #7528 from lalyos/fix_version_number_comparison

Fix version number comparison