not normalizing by tracks, just by nevents. fix summary table

Author: maureeungaro

.github/workflows/ntracs_metrics.yml

@@ -87,14 +87,14 @@ jobs:
       - name: Generate Table
         run: |
           cat */*tracks.log > ntracks.log
-          echo "| N. Events | N tracks | Total Time | Time / Track / event|" > Summary.md
-          echo "|-----------|----------|------------|---------------------|" >> Summary.md
+          echo "| N. Events | N tracks | Total Time | Time / event|" > Summary.md
+          echo "|-----------|----------|------------|-------------|" >> Summary.md
           while read -r nevents ntracks time; do
             [[ -z $nevents || -z $ntracks || -z $time ]] && continue
 
-            time1t=$(bc -l <<< "scale=4; $time / ($nevents * $ntracks)")
+            time1t=$(bc -l <<< "scale=4; $time / $nevents ")
 
             printf "| %9s | %8s | %10s | %22s |\n" "$nevents" "$ntracks" "$time" "$time1t"
-          done < ntracks.log > Summary.md
+          done < ntracks.log >> Summary.md
           cat Summary.md 
           cat Summary.md >> $GITHUB_STEP_SUMMARY