Do not change MIX_HOME in escript tests, closes #4332
Do not change MIX_HOME in escript tests, closes #4332

elixir-lang/elixir,beedub/elixir,michalmuskala/elixir,kimshrier/elixir,gfvcastro/elixir,lexmag/elixir,joshprice/elixir,antipax/elixir,kelvinst/elixir,beedub/elixir,pedrosnk/elixir,gfvcastro/elixir,kelvinst/elixir,kimshrier/elixir,antipax/elixir,lexmag/elixir,ggcampinho/elixir,ggcampinho/elixir,pedrosnk/elixir