Adapt docs

Author: MartinOtter

docs/src/Internal.md

@@ -9,7 +9,7 @@ This section provides functions to **generate Julia code** of the
 transformed equations.
 
 ```@meta
-CurrentModule = ModiaLang
+CurrentModule = Modia
 ```
 
 ```@docs

docs/src/tutorial/Modeling.md

@@ -513,7 +513,7 @@ testArray1 =  @instantiateModel(TestArray1, logCode=true)
 Note, the generated code is shown in the REPL if `logCode=true` is defined:
 
 ```julia
-function getDerivatives(_x, _m::ModiaLang.SimulationModel{_FloatType,_TimeType} ...
+function getDerivatives(_x, _m::Modia.SimulationModel{_FloatType,_TimeType} ...
     ...
     v::ModiaBase.SVector{3,_FloatType} = ModiaBase.SVector{3,_FloatType}(_x[1:3])
     var"der(v)" = -v

docs/src/tutorial/Simulation.md

@@ -331,7 +331,7 @@ code = quote
             var"der(w1)" = var"der(der(phi1))"
             tau1 = -((_FloatType(_p[:J1])::_FloatType * var"der(w1)" - tau))
             tau2 = _FloatType(_p[:ratio])::_FloatType * tau1
-            ModiaBase.appendVariable!(_leq_mode.residuals, ModiaLang.Unitful.ustrip.(tau2) .- ModiaLang.Unitful.ustrip.(_FloatType(_p[:J2])::_FloatType * var"der(w2)"))
+            ModiaBase.appendVariable!(_leq_mode.residuals, Modia.Unitful.ustrip.(tau2) .- Modia.Unitful.ustrip.(_FloatType(_p[:J2])::_FloatType * var"der(w2)"))
         end
     _leq_mode = nothing
 end