rephrase comment

first-interpreter/src/execute.c

@@ -153,7 +153,7 @@ Scope interpret_stmt(Stmt stmt, Memory memory, Scope scope) {
                 Stmt current = ((Stmt*)stmt.data.While.block.elements)[i];
                 new_scope = interpret_stmt(current, memory, new_scope);
             }
-			// free pointers before they leak
+			// free the part of the scope we are done with
 			struct Cell* next = new_scope.next;
 			while (next != NULL && next != scope.next) {
 				struct Cell* nextnext = next->next;