Fix some variable names in the docs for NaiveDateTime (#7387)
Fix some variable names in the docs for NaiveDateTime (#7387)


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