Bump font-awesome to 5.12.0
Bump font-awesome to 5.12.0

https://fontawesome.com/changelog/latest
boris/boris.github.com,mikefrizzell/mikefrizzell.github.io,ebrugulec/ebrugulec.github.io,mikefrizzell/mikefrizzell.github.io,ans-4175/ans-4175.github.io,ros-agriculture/ros-agriculture.github.io,boris/boris.github.com,ros-agriculture/ros-agriculture.github.io,ros-agriculture/ros-agriculture.github.io,boris/boris.github.com