fix typo

Author: alyst

src/dual.jl

@@ -817,7 +817,7 @@ Base.:*(m::Union{LowerTriangular{<:LinearAlgebra.BlasFloat},
                  UpperTriangular{<:LinearAlgebra.BlasFloat},
                  Matrix{<:LinearAlgebra.BlasFloat}},
         x::AbstractVecOrMat{<:Dual}) =
-    _map_dual_components(Base.Fix1(lmul!, m), (x, _) -> ldiv!(m, x), x)
+    _map_dual_components(Base.Fix1(lmul!, m), (x, _) -> lmul!(m, x), x)
 
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