#3686 Completion Export : Use map based on size_t instead of RigCompletionDataGridCell

Using RigCompletionDataGridCell as key in a map causes cells with identical local IJK to be treated as same global cell. Use reservoir grid cell index (size_t) as key to be able to handle cells correctly.

ApplicationCode/ProjectDataModel/Completions/RimCompletionCellIntersectionCalc.cpp

@@ -113,7 +113,7 @@ void RimCompletionCellIntersectionCalc::calculateCompletionTypeResult(RimEclipse
                             appCompletionType = RiaDefines::PERFORATION_INTERVAL;
                         }
 
-                        completionTypeCellResult[completionsForWell.first.globalCellIndex()] = appCompletionType;
+                        completionTypeCellResult[completionsForWell.first] = appCompletionType;
                     }
                 }
             }