[Snyk] Fix for 1 vulnerabilities

[scatterp]

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

Snyk has created this PR to fix one or more vulnerable packages in the `rubygems` dependencies of this project.

#### Changes included in this PR - Changes to the following files to upgrade the vulnerable dependencies to a fixed version: - Gemfile

⚠️ Warning

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

#### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **696/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 8.2 | Improper Handling of Unexpected Data Type
[SNYK-RUBY-NOKOGIRI-2840634](https://snyk.io/vuln/SNYK-RUBY-NOKOGIRI-2840634) | No | No Known Exploit (*) Note that the real score may have changed since the PR was raised. Check the changes in this PR to ensure they won't cause issues with your project. ------------ **Note:** *You are seeing this because you or someone else with access to this repository has authorized Snyk to open fix PRs.* For more information: 🧐 [View latest project report](https://app.snyk.io/org/scatterp/project/03722a76-301b-4a39-9f1f-0a89db0edc82?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/scatterp/project/03722a76-301b-4a39-9f1f-0a89db0edc82?utm_source=github&utm_medium=referral&page=fix-pr/settings) 📚 [Read more about Snyk's upgrade and patch logic](https://support.snyk.io/hc/en-us/articles/360003891078-Snyk-patches-to-fix-vulnerabilities) [//]: # (snyk:metadata:{"prId":"468a1a2c-3504-4918-a93f-4a311fe4aab9","prPublicId":"468a1a2c-3504-4918-a93f-4a311fe4aab9","dependencies":[{"name":"bootstrap-wysihtml5-rails","from":"0.3.3.8","to":"0.3.3.8"},{"name":"capybara","from":"3.14.0","to":"3.14.0"},{"name":"coffee-rails","from":"4.2.2","to":"4.2.2"},{"name":"datagrid","from":"1.5.8","to":"1.5.8"},{"name":"doorkeeper","from":"1.4.2","to":"1.4.2"},{"name":"dotenv-rails","from":"2.7.1","to":"2.7.1"},{"name":"easy_table","from":"0.0.10","to":"0.0.10"},{"name":"factory_girl_rails","from":"4.9.0","to":"4.9.0"},{"name":"gon","from":"5.2.3","to":"5.2.3"},{"name":"jquery-rails","from":"4.3.3","to":"4.3.3"},{"name":"kaminari","from":"1.1.1","to":"1.1.1"},{"name":"mails_viewer","from":"0.2.0","to":"0.2.0"},{"name":"meta_request","from":"0.6.0","to":"0.6.0"},{"name":"momentjs-rails","from":"2.20.1","to":"2.20.1"},{"name":"poltergeist","from":"1.18.1","to":"1.18.1"},{"name":"quiet_assets","from":"1.1.0","to":"1.1.0"},{"name":"rails","from":"4.2.11","to":"4.2.11"},{"name":"rails-i18n","from":"4.0.9","to":"4.0.9"},{"name":"redis-rails","from":"5.0.2","to":"5.0.2"},{"name":"responders","from":"2.4.1","to":"2.4.1"},{"name":"rspec-rails","from":"3.8.2","to":"3.8.2"},{"name":"sass-rails","from":"5.0.7","to":"5.0.7"},{"name":"simple_captcha2","from":"0.4.3","to":"0.4.3"},{"name":"simple_form","from":"3.1.1","to":"3.1.1"},{"name":"slim-rails","from":"3.2.0","to":"3.2.0"}],"packageManager":"rubygems","projectPublicId":"03722a76-301b-4a39-9f1f-0a89db0edc82","projectUrl":"https://app.snyk.io/org/scatterp/project/03722a76-301b-4a39-9f1f-0a89db0edc82?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-RUBY-NOKOGIRI-2840634"],"upgrade":["SNYK-RUBY-NOKOGIRI-2840634"],"isBreakingChange":false,"env":"prod","prType":"fix","templateVariants":["pr-warning-shown","priorityScore"],"priorityScoreList":[696]}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Learn about vulnerability in an interactive lesson of Snyk Learn.](https://learn.snyk.io?loc=fix-pr)