Added Volume.cs to Src/UnitsNet/UnitsNet.netcore45.csproj.
Added Volume.cs to Src/UnitsNet/UnitsNet.netcore45.csproj.

Tirael/UnitsNet,BoGrevyDynatest/UnitsNet,anjdreas/UnitsNet,BrandonLWhite/UnitsNet,neutmute/UnitsNet,maherkassim/UnitsNet,anjdreas/UnitsNet,BrandonLWhite/UnitsNet,maherkassim/UnitsNet