Update links in docs

Author: twesterhout

halide-JuicyPixels/halide-JuicyPixels.cabal

@@ -3,7 +3,7 @@ name:            halide-JuicyPixels
 version:         0.0.2.1
 synopsis:        Integration between Halide and JuicyPixels
 description:
-  This package provides instances of [@Language.Halide.IsHalideBuffer@](https://hackage.haskell.org/package/halide-haskell/docs/Language-Halide.html#t:IsHalideBuffer)
+  This package provides instances of [Language.Halide.IsHalideBuffer](https://hackage.haskell.org/package/halide-haskell/docs/Language-Halide.html#t:IsHalideBuffer)
   for image types from the [JuicyPixels](https://hackage.haskell.org/package/JuicyPixels) library.
 
 homepage:        https://github.com/twesterhout/halide-haskell

halide-arrayfire/halide-arrayfire.cabal

@@ -3,7 +3,7 @@ name:            halide-arrayfire
 version:         0.0.2.0
 synopsis:        Integration between Halide and ArrayFire
 description:
-  This package provides instances of ['Language.Halide.IsHalideBuffer'](https://hackage.haskell.org/package/halide-haskell/docs/Language-Halide.html#t:IsHalideBuffer)
+  This package provides instances of [Language.Halide.IsHalideBuffer](https://hackage.haskell.org/package/halide-haskell/docs/Language-Halide.html#t:IsHalideBuffer)
   for arrays from the [arrayfire](https://hackage.haskell.org/package/arrayfire) library.
 
 homepage:        https://github.com/twesterhout/halide-haskell