[Merge] lp:~vorlon/ddeb-retriever/python3 into lp:ddeb-retriever

[Steve Langasek]

didn't notice ddeb_retriever.py had a shebang since it wasn't executable. thanks, fixed.  also fixed the whitespace consistency issue.
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https://code.launchpad.net/~vorlon/ddeb-retriever/python3/+merge/324233
Your team Ubuntu Package Archive Administrators is requested to review the proposed merge of lp:~vorlon/ddeb-retriever/python3 into lp:ddeb-retriever.