`logabsgamma` doesn't work with ForwardDiff

[Moelf]

ERROR: MethodError: no method matching _logabsgamma(::ForwardDiff.Dual{ForwardDiff.Tag{Optim.var"#135#136"{LiteHF.var"#54#55"{LiteHF.var"#52#53"{Tuple{LiteHF.FlatPrior{Int64}, Distributions.Normal{Float64}, Distributions.Normal{Float64}, LiteHF.RelaxedPoisson{Float64}, LiteHF.RelaxedPoisson{Float64}}}, LiteHF.var"#45#48"{LiteHF.var"#27#35"{Tuple{LiteHF.var"#40#44"{Tuple{Vector{Int64}, Vector{Int64}, Vector{Int64}}, Tuple{ExpCounts{}
, ExpCounts{}
, ExpCounts{}
}}}}, Tuple{JSON3.Array{Int64, Vector{UInt8}, SubArray{UInt64, 1, Vector{UInt64}, Tuple{UnitRange{Int64}}, true}}}, LiteHF.var"#f#47"}}}, Float64}, Float64, 5})
Closest candidates are:
  _logabsgamma(::Float64) at ~/.julia/packages/SpecialFunctions/CQMHW/src/gamma.jl:601
  _logabsgamma(::Float32) at ~/.julia/packages/SpecialFunctions/CQMHW/src/gamma.jl:606
  _logabsgamma(::Float16) at ~/.julia/packages/SpecialFunctions/CQMHW/src/gamma.jl:611
  ...
Stacktrace:
  [1] logabsgamma(x::ForwardDiff.Dual{ForwardDiff.Tag{Optim.var"#135#136"{LiteHF.var"#54#55"{LiteHF.var"#52#53"{Tuple{LiteHF.FlatPrior{Int64}, Distributions.Normal{Float64}, Distributions.Normal{Float64}, LiteHF.RelaxedPoisson{Float64}, LiteHF.RelaxedPoisson{Float64}}}, LiteHF.var"#45#48"{LiteHF.var"#27#35"{Tuple{LiteHF.var"#40#44"{Tuple{Vector{Int64}, Vector{Int64}, Vector{Int64}}, Tuple{ExpCounts{}
, ExpCounts{}
, ExpCounts{}
}}}}, Tuple{JSON3.Array{Int64, Vector{UInt8}, SubArray{UInt64, 1, Vector{UInt64}, Tuple{UnitRange{Int64}}, true}}}, LiteHF.var"#f#47"}}}, Float64}, Float64, 5})
    @ SpecialFunctions ~/.julia/packages/SpecialFunctions/CQMHW/src/gamma.jl:599

should this be raised in SpecialFunctions instead?

[Moelf]

JuliaMath/SpecialFunctions.jl#186 (comment)

[devmotion]

As @andreasnoack wrote this seems to be a DiffRules issue that could be solved by adding a rule for logabsgamma there.