[Snyk] Security upgrade factory_bot from 5.0.2 to 6.5.1

[nictrix]

Snyk has created this PR to fix 2 vulnerabilities in the rubygems dependencies of this project.

Snyk changed the following file(s):

• Gemfile

⚠️ Warning

Failed to update the Gemfile.lock, please update manually before merging.

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Deserialization of Untrusted Data SNYK-RUBY-ACTIVESUPPORT-569598	834
	Directory Traversal SNYK-RUBY-TZINFO-2958048	589

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Learn how to fix vulnerabilities with free interactive lessons:

🦉 Deserialization of Untrusted Data
🦉 Directory Traversal