[Snyk] Fix for 5 vulnerabilities

[howardfackrell]

Snyk has created this PR to fix 5 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
	Expired Pointer Dereference SNYK-RUBY-NOKOGIRI-10674179	726
	Stack-based Buffer Overflow SNYK-RUBY-NOKOGIRI-10674176	721
	Expired Pointer Dereference SNYK-RUBY-NOKOGIRI-10674184	721
	Out-of-bounds Read SNYK-RUBY-NOKOGIRI-10674192	721
	Stack-based Buffer Overflow SNYK-RUBY-NOKOGIRI-10674188	376

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Important

• Check the changes in this PR to ensure they won't cause issues with your project.
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• This PR was automatically created by Snyk using the credentials of a real user.

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Pull Request Overview

This PR updates multiple Ruby gem dependencies to fix 5 security vulnerabilities identified by Snyk, with 4 high-severity and 1 low-severity issues all related to the Nokogiri gem. The changes ensure that dependent gems are upgraded to versions that include patched versions of Nokogiri.

• Updates 9 gem version constraints to minimum versions that include security fixes
• Addresses vulnerabilities including stack-based buffer overflows, expired pointer dereferences, and out-of-bounds reads
• Implements breaking changes as indicated by the metadata, requiring Rails 5.1.0 minimum