singletons-th-3.4: dependencies

Dependencies for singletons-th-3.4

library	base (>=4.20 && <4.21) containers (>=0.5) ghc-boot-th mtl (>=2.2.1 && <2.4) singletons (>=3.0 && <3.1) syb (>=0.4) template-haskell (>=2.22 && <2.23) th-desugar (>=1.17 && <1.18) th-orphans (>=0.13.11 && <0.14) transformers (>=0.5.2)