[Snyk] Fix for 1 vulnerabilities

[adoshi]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to fix 1 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
	Denial of Service (DoS) SNYK-RUBY-REXML-7462086	551

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• This PR was automatically created by Snyk using the credentials of a real user.

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🦉 Denial of Service (DoS)