fix: remove flaky specs

Author: thdaraujo

test/test_ja_locale.rb

@@ -218,7 +218,6 @@ def test_ja_subscription_methods
     assert_kind_of String, Faker::Subscription.status
     assert_not_english(Faker::Subscription.status)
     assert_kind_of String, Faker::Subscription.payment_method
-    assert Array.new(10) { Faker::Subscription.payment_method }.any? { |word| !word.match?(/[a-zA-Z]/) }
     assert_kind_of String, Faker::Subscription.subscription_term
     assert_not_english(Faker::Subscription.subscription_term)
     assert_kind_of String, Faker::Subscription.payment_term
@@ -238,7 +237,6 @@ def test_ja_sport_methods
     assert_kind_of String, Faker::Sport.sport
     assert_not_english(Faker::Sport.sport)
     assert_kind_of String, Faker::Sport.summer_olympics_sport
-    assert_not_english(Faker::Sport.summer_olympics_sport)
     assert_kind_of String, Faker::Sport.winter_olympics_sport
     assert_not_english(Faker::Sport.winter_olympics_sport)
     assert_kind_of String, Faker::Sport.summer_paralympics_sport