one more missing specific version

Author: IsakNaslundBh

.ci/unit-tests/NUnit_Engine_Tests/NUnit_Engine_Tests.csproj

@@ -40,6 +40,7 @@
     </Reference>
     <Reference Include="Geometry_oM">
       <HintPath>$(ProgramData)\BHoM\Assemblies\Geometry_oM.dll</HintPath>
+      <SpecificVersion>False</SpecificVersion>
     </Reference>
     <Reference Include="Structure_oM">
       <HintPath>$(ProgramData)\BHoM\Assemblies\Structure_oM.dll</HintPath>