Revert "Temporarily add vcrpy!=2.0.0 as requirement for nose-detecthttp"
Revert "Temporarily add vcrpy!=2.0.0 as requirement for nose-detecthttp"

This reverts commit 53a3f2033e414e741ce7be77a4cf6562c47162f3.

Reason for revert: The upstream issue has been resolved.[1]

[1]:
https://github.com/kevin1024/vcrpy/issues/393

Bug: T205073
Change-Id: I3ed7635f9b8fed2252c4db8dce27e0d06dbe6cff

PersianWikipedia/pywikibot-core,wikimedia/pywikibot-core,wikimedia/pywikibot-core