[Snyk] Upgrade bootstrap from 4.1.1 to 4.4.1#4

Open

snyk-bot wants to merge 1 commit intomasterfrom

snyk-upgrade-b48b7b00dd2f274718b183454c03a5bf

Commits on Dec 18, 2019

fix: upgrade bootstrap from 4.1.1 to 4.4.1
snyk-bot
committed