missed some in the save

Author: ChrisRackauckas

docs/src/basics/Preconditioners.md

@@ -105,4 +105,6 @@ The following preconditioners match the interface of LinearSolve.jl.
   A randomized sketching method for positive semidefinite matrices `A`. Builds a preconditioner ``P ≈ A + μ*I``
   for the system ``(A + μ*I)x = b``.
 - [HYPRE.jl](https://github.com/fredrikekre/HYPRE.jl) A set of solvers with 
-  preconditioners which supports distributed computing via MPI.
+  preconditioners which supports distributed computing via MPI. These can be
+  written using the LinearSolve.jl interface choosing algorithms like `HYPRE.ILU`
+  and `HYPRE.BoomerAMG`.