More prints to keep CI alive

spec/integration/mutant/corpus_spec.rb

@@ -25,7 +25,9 @@ describe 'Mutant on ruby corpus' do
         count = 0
         Mutant::Mutator::Node.each(node) do |mutant|
           count += 1
-          # Verify mutant can be generated without crashing
+          if (count % 100).zero?
+            puts count
+          end
         end
         puts "#{count} mutations for: #{path.to_s}"
       end