cmake] Amending: Compile ChemistryLib only if there are mass transport related processes

ProcessLib/CMakeLists.txt

@@ -30,9 +30,15 @@ target_link_libraries(ProcessLib
                              MeshLib
                              NumLib
                              logog
-                             ChemistryLib
                       PRIVATE ParameterLib GitInfoLib)
 
+if (OGS_BUILD_PROCESS_ComponentTransport
+    OR OGS_BUILD_PROCESS_RichardsComponentTransport
+    OR OGS_BUILD_PROCESS_RichardsComponentTransport
+    OR OGS_BUILD_PROCESS_HeatTransportBHE)
+    target_link_libraries(ProcessLib PUBLIC ChemistryLib)
+endif()
+
 if(OGS_USE_PYTHON)
     add_subdirectory(BoundaryCondition/Python)
     target_link_libraries(ProcessLib PUBLIC ProcessLibBoundaryConditionPython)