8307421: Fix comment in g1CollectionSetChooser.hpp after JDK-8306836

Reviewed-by: shade

Author: Thomas Schatzl

src/hotspot/share/gc/g1/g1CollectionSetChooser.hpp

@@ -54,7 +54,7 @@ class G1CollectionSetChooser : public AllStatic {
 
   // Determine whether to add the given region to the collection set candidates or
   // not. Currently, we skip regions that we will never move during young gc, and
-  // regions which liveness is below the occupancy threshold.
+  // regions which liveness is over the occupancy threshold.
   // Regions also need a complete remembered set to be a candidate.
   static bool should_add(HeapRegion* hr);