Fixed CHANGELOG.md formatting (#1707)
Fixed CHANGELOG.md formatting (#1707)

This fixes some formatting issues in the changelog.
PrismJS/prism,CupOfTea696/prism,CupOfTea696/prism,CupOfTea696/prism,CupOfTea696/prism,PrismJS/prism,PrismJS/prism,PrismJS/prism,CupOfTea696/prism,PrismJS/prism