Remove support for Twemoji (#614)

Luiz F. A. de Prá

02.56.2021 8e2feee236bf3470c699527687351816816a31ce

 stackbit.yaml

@@ -79,8 +79,6 @@
            name: customSCSS
          - type: list
            name: customJS
          - type: boolean
            name: enableTwemoji
          - type: list
            name: social
            label: Social Media Icons