fix link to bsync versioning

[coveralls]

Pull Request Test Coverage Report for Build 1631965814

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 14 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-0.01%) to 43.229%

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Files with Coverage Reduction	New Missed Lines	%
.tox/python/lib/python3.6/site-packages/pkg_resources/init.py	14	41.23%
<!--	Total:	14		-->

Totals
Change from base Build 1631946576:	-0.01%
Covered Lines:	39169
Relevant Lines:	90608

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💛 - Coveralls

[nllong]

It works! 🌻

thanks for figuring out how to test my non-description PR!