adding methond to set NNC for EclipseState

it needs to be updated after grid processing.

opm/parser/eclipse/EclipseState/Aquifer/NumericalAquifer/NumericalAquifers.hpp

@@ -47,9 +47,7 @@ namespace Opm {
         std::unordered_map<size_t, double> aquiferCellVolumes() const;
 
         std::vector<NNCdata> aquiferNNCs(const EclipseGrid& grid, const FieldPropsManager& fp) const;
-
         std::vector<NNCdata> aquiferCellNNCs() const;
-
         std::vector<NNCdata> aquiferConnectionNNCs(const EclipseGrid& grid, const FieldPropsManager& fp) const;
 
         std::unordered_map<size_t, AquiferCellProps> aquiferCellProps() const;

opm/parser/eclipse/EclipseState/EclipseState.hpp

@@ -88,6 +88,7 @@ namespace Opm {
         /// the non-standard adjacencies as specified in input deck
         const NNC& getInputNNC() const;
         void appendInputNNC(const std::vector<NNCdata>& nnc);
+        void setInputNNC(const NNC& nnc);
         bool hasInputNNC() const;
 
         // The potentially parallelized field properties

src/opm/parser/eclipse/EclipseState/EclipseState.cpp

@@ -238,6 +238,10 @@ AquiferConfig load_aquifers(const Deck& deck, const TableManager& tables, NNC& i
         return m_inputNnc;
     }
 
+    void EclipseState::setInputNNC(const NNC& nnc) {
+        m_inputNnc = nnc;
+    }
+
     void EclipseState::appendInputNNC(const std::vector<NNCdata>& nnc) {
         for (const auto& nnc_data : nnc ) {
             this->m_inputNnc.addNNC(nnc_data.cell1, nnc_data.cell2, nnc_data.trans);