:TYPE__HYDROGEN is not set upon bond building

[jeleclaire]

BiochemicalAlgorithms.jl/src/core/bond.jl

Line 269 in c7011f8

@inline non_hydrogen_bonds(ac) = filter(b -> !haskey(b.properties, :TYPE__HYDROGEN), bonds(ac))

filtering does not work. It is not set during add_hydrogen either.
:TYPE__HYDROGEN should be set upon creation of the bond.