Merge pull request #281 from CliMA/j/docfix

typo in RH function docstring

Author: Julians42

src/air_humidities.jl

@@ -205,6 +205,7 @@ end
 The relative humidity (clipped between 0 and 1), given
 
  - `param_set` an `AbstractParameterSet`, see the [`Thermodynamics`](@ref) for more details
+ - `T` temperature
  - `p` pressure
  - `phase_type` a thermodynamic state type
 and, optionally,