round :Down removed

[milankl]

Removes the precompilation warnings

  ? StochasticRounding
  65 dependencies successfully precompiled in 515 seconds. 450 already precompiled.
  1 dependency failed but may be precompilable after restarting julia
  1 dependency had output during precompilation:
┌ StochasticRounding
│  WARNING: Method definition round(BFloat16s.BFloat16, Base.Rounding.RoundingMode{:Down}) in module BFloat16s at /Users/milan/.julia/packages/BFloat16s/uUmkF/src/bfloat16.jl:66 overwritten in module StochasticRounding at /Users/milan/.julia/packages/StochasticRounding/MuErm/src/bfloat16.jl:58.
│  ERROR: Method overwriting is not permitted during Module precompilation. Use `__precompile__(false)` to opt-out of precompilation.
└