Make date and respin unique for osbuild
    
    When the release value is passed to osbuild task, only the date and increment
    are used, e.g "20220202.2". This change can make the value unique to
    avoid error "Job dependency failed".
    
    JIRA: RHELCMP-10432
    Signed-off-by: Haibo Lin <hlin@redhat.com>