better var name

Author: f3sch

Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx

@@ -551,13 +551,12 @@ void TrackerTraits<nLayers>::processNeighbours(int iLayer, int iLevel, const bou
       });
 
     std::exclusive_scan(perCellCount.begin(), perCellCount.end(), perCellCount.begin(), 0);
-    perCellCount.shrink_to_fit();
-    int total{perCellCount.back()};
-    if (total == 0) {
+    auto totalNeighbours{perCellCount.back()};
+    if (totalNeighbours == 0) {
       return;
     }
-    updatedCellSeeds.resize(total);
-    updatedCellsIds.resize(total);
+    updatedCellSeeds.resize(totalNeighbours);
+    updatedCellsIds.resize(totalNeighbours);
 
     tbb::parallel_for(
       tbb::blocked_range<int>(0, (int)currentCellSeed.size()),