singletons-th-3.1: dependencies

Dependencies for singletons-th-3.1

library	base (>=4.16 && <4.17) containers (>=0.5) ghc-boot-th mtl (>=2.2.1 && <2.3) singletons (==3.0.1) syb (>=0.4) template-haskell (>=2.18 && <2.19) th-desugar (>=1.13 && <1.14) th-orphans (>=0.13.11 && <0.14) transformers (>=0.5.2)