Fix deprecation warning for bold log text in Rails 7.2

[otegami]

Replaced positional boolean arguments with option hashes for bolding log text using the color method.
This change addresses the following deprecation warnings in Rails 7.2, ensuring compatibility with future Rails versions.

Run bin/rails test
2024-08-08 23:47:05 INFO Selenium [:logger_info] Details on how to use and modify Selenium logger:
  https://selenium.dev/documentation/webdriver/troubleshooting/logging

2024-08-08 23:47:05 WARN Selenium [DEPRECATION] DriverFinder.path(options, service_class) is deprecated. Use DriverFinder.new(options, service).driver_path instead.
2024-08-08 23:47:06 WARN Selenium [DEPRECATION] DriverFinder.path(options, service_class) is deprecated. Use DriverFinder.new(options, service).driver_path instead.
DEPRECATION WARNING: Bolding log text with a positional boolean is deprecated and will be removed in Rails 7.2. Use an option hash instead (eg. `color("my text", :red, bold: true)`). (called from block in groonga at /home/runner/work/ranguba/groonga-client-model/lib/groonga_client_model/log_subscriber.rb:52)
DEPRECATION WARNING: Bolding log text with a positional boolean is deprecated and will be removed in Rails 7.2. Use an option hash instead (eg. `color("my text", :red, bold: true)`). (called from block in groonga at /home/runner/work/ranguba/groonga-client-model/lib/groonga_client_model/log_subscriber.rb:55)

ref: https://github.com/ranguba/ranguba/actions/runs/10311129722/job/28544124785

[abetomo]

Could you check the test as it is failing?

[otegami]

Sure I will check it. I'm going to make this PR draft because CI failed.