Fixed failures by increasing have_at_most value

  1) Japanese Kanji variants modern Kanji != simplified Han buddhism behaves like both scripts get expected result size everything search has between 2200 and 3200 results
     Failure/Error: resp.should have_at_most(max).results
       expected at most 3200 results, got 3201
     Shared Example Group: "both scripts get expected result size" called from ./spec/cjk/japanese_han_variants_spec.rb:13
     # ./spec/support/shared_examples_cjk.rb:8:in `block (2 levels) in <top (required)>'

  2) Japanese Kanji variants modern Kanji != simplified Han buddhism behaves like both scripts get expected result size everything search has between 2200 and 3200 results
     Failure/Error: resp.should have_at_most(max).results
       expected at most 3200 results, got 3201
     Shared Example Group: "both scripts get expected result size" called from ./spec/cjk/japanese_han_variants_spec.rb:13
     # ./spec/support/shared_examples_cjk.rb:8:in `block (2 levels) in <top (required)>'