[Snyk] Security upgrade sphinx from 2.1.2 to 3.0.4#1

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snyk-bot wants to merge 2 commits intomasterfrom

snyk-fix-cc3852427fa26a917e5e6f66c0929fe2

Commits on Apr 7, 2020

Update issue templates
mtdev2
authored

Commits on Jun 1, 2020

fix: requirements.txt to reduce vulnerabilities
snyk-bot
committed