[Snyk] Security upgrade rails from 6.1.7.7 to 7.0.0

[seenanair]

Snyk has created this PR to fix 1 vulnerabilities in the rubygems dependencies of this project.

Snyk changed the following file(s):

• Gemfile
• Gemfile.lock

Vulnerabilities that will be fixed with an upgrade:

	Issue	Score
	Cross-site Scripting (XSS) SNYK-RUBY-RAILSHTMLSANITIZER-8454495	401

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🦉 Cross-site Scripting (XSS)