Missing TV Series Releases

[joryte42]

Describe the bug
Three different releases for The Beverly Hillbillies (https://thediscdb.com/series/the-beverly-hillbillies-1962) have been imported but only one shows on the website. All 3 are in the database under the series folder.

Pull Requests:
#602
#603
#639

[lfoust]

Something must have gone wrong with the import initially. I re-imported them and they seem to show now: https://thediscdb.com/series/the-beverly-hillbillies-1962