fix unreliable jldoctest (#46021)

t-bltg · web-flow · commit 9815a8ebccda · 2022-07-13T11:43:48.000-04:00
diff --git a/base/reflection.jl b/base/reflection.jl
@@ -1319,7 +1319,7 @@ internals.
 
 One can put the argument types in a tuple to get the corresponding `code_ircode`.
 
-```jldoctest
+```julia
 julia> Base.code_ircode(+, (Float64, Int64))
 1-element Vector{Any}:
  388 1 ─ %1 = Base.sitofp(Float64, _3)::Float64
