Allow indexing namedtuples with vectors

Fix #32662

Author: cmcaine

base/namedtuple.jl

@@ -103,6 +103,8 @@ firstindex(t::NamedTuple) = 1
 lastindex(t::NamedTuple) = nfields(t)
 getindex(t::NamedTuple, i::Int) = getfield(t, i)
 getindex(t::NamedTuple, i::Symbol) = getfield(t, i)
+getindex(t::NamedTuple, v::AbstractVector{Symbol}) = [t[i] for i in v]
+getindex(t::NamedTuple, i) = values(t)[i]
 indexed_iterate(t::NamedTuple, i::Int, state=1) = (getfield(t, i), i+1)
 isempty(::NamedTuple{()}) = true
 isempty(::NamedTuple) = false