pandoc-types-1.21: dependencies

Dependencies for pandoc-types-1.21

library	aeson (>=0.6.2 && <1.6) base (>=4.5 && <5) bytestring (>=0.9 && <0.11) containers (>=0.3) deepseq (>=1.4.1 && <1.5) ghc-prim (>=0.2) QuickCheck (>=2.10 && <2.15) syb (>=0.1 && <0.8) text transformers (>=0.2 && <0.6) if !impl(ghc>=8.0) semigroups (>=0.18 && <0.19)