Add saveMetaResult() function

The purpose of the function to store result of a job in yaml file so it
will be easily accessible and parsible from other jobs/scripts with
unified format. At least three mandatory fields must be always there.

Related-To: PRODX-11118
Change-Id: I92102f5dde4b5ff4b7bd256616793409d9cbc9d9
1 file changed