fb package: Un-constrain fb to use latest version
fb package: Un-constrain fb to use latest version

mrkkrp/stackage,asr/stackage,fpco/stackage,michalkonecny/stackage,athanclark/stackage,soenkehahn/stackage,simonmichael/stackage,jonschoning/stackage,clinty/stackage,Daniel-Diaz/stackage,massysett/stackage,stackbuilders/stackage,iand675/stackage