Display memory in bytes instead of MB for consistency

- Changed output to show bytes instead of MB
- Updated header to show 'Minne (bytes)'
- Better for comparing memory usage across all languages
- Memory data already collected in bytes from ps command

timelines/Erlang/run_3.tsv

@@ -1,6 +1,10 @@
-8 2080768 0
-32 2080768 0
-54 2080768 0
-77 2080768 0
-101 2080768 0
-120 0 0
+9 2080768 0
+21 2080768 0
+34 2080768 0
+47 2080768 0
+59 2080768 0
+70 2080768 0
+82 2080768 0
+94 2080768 0
+106 2080768 0
+118 2080768 0