#9833: Add extra check based on value/cells count

Some models do not have the dual porosity flag set correctly. Add additional check to set the dual porosity flag if the number of active cells is the double of main grid cell count.

ApplicationLibCode/UnitTests/RifActiveCellsReader-Test.cpp

@@ -65,7 +65,8 @@ TEST( RifActiveCellsReaderTest, BasicTest10k )
         ecl_file_type* initFile =
             ecl_file_open( RiaStringEncodingTools::toNativeEncoded( filePath ).data(), ECL_FILE_CLOSE_STREAM );
 
-        activeCellsFromPorv = RifActiveCellsReader::activeCellsFromPorvKeyword( initFile, false );
+        int cellCountMainGrid = 0;
+        activeCellsFromPorv   = RifActiveCellsReader::activeCellsFromPorvKeyword( initFile, false, cellCountMainGrid );
         EXPECT_EQ( 2, (int)activeCellsFromPorv.size() );
 
         ecl_file_close( initFile );