Bump beautifulsoup4 from 4.7.0 to 4.7.1
Bump beautifulsoup4 from 4.7.0 to 4.7.1

Bumps [beautifulsoup4](http://www.crummy.com/software/BeautifulSoup/bs4/) from 4.7.0 to 4.7.1.

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ebmdatalab/openprescribing,annapowellsmith/openpresc,ebmdatalab/openprescribing,annapowellsmith/openpresc,ebmdatalab/openprescribing,annapowellsmith/openpresc,annapowellsmith/openpresc,ebmdatalab/openprescribing