[Snyk] Fix for 2 vulnerabilities

[donni106]

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 :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **776/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 9.8 | Arbitrary Code Injection
[SNYK-RUBY-RACK-2848599](https://snyk.io/vuln/SNYK-RUBY-RACK-2848599) | No | No Known Exploit  | **661/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 7.5 | Denial of Service (DoS)
[SNYK-RUBY-RACK-2848600](https://snyk.io/vuln/SNYK-RUBY-RACK-2848600) | 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/donni106/project/e9e82317-66c9-4fa7-a2bc-b65282698bd9?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/donni106/project/e9e82317-66c9-4fa7-a2bc-b65282698bd9?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":"53b38e39-e411-4a01-9fea-35c407f2351e","prPublicId":"53b38e39-e411-4a01-9fea-35c407f2351e","dependencies":[{"name":"capybara","from":"3.24.0","to":"3.24.0"},{"name":"jquery-rails","from":"4.3.3","to":"4.3.3"},{"name":"nested_form_fields","from":"0.8.2","to":"0.8.2"},{"name":"rack","from":"2.1.4","to":"2.1.4.1"},{"name":"rails","from":"6.1.4.1","to":"6.1.4.1"},{"name":"sass-rails","from":"5.0.8","to":"5.0.8"},{"name":"web-console","from":"4.0.0","to":"4.0.0"},{"name":"webpacker","from":"4.0.7","to":"4.0.7"}],"packageManager":"rubygems","projectPublicId":"e9e82317-66c9-4fa7-a2bc-b65282698bd9","projectUrl":"https://app.snyk.io/org/donni106/project/e9e82317-66c9-4fa7-a2bc-b65282698bd9?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-RUBY-RACK-2848599","SNYK-RUBY-RACK-2848600"],"upgrade":["SNYK-RUBY-RACK-2848599","SNYK-RUBY-RACK-2848600"],"isBreakingChange":false,"env":"prod","prType":"fix","templateVariants":["pr-warning-shown","priorityScore"],"priorityScoreList":[776,661]}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Arbitrary Code Injection](https://learn.snyk.io/lessons/malicious-code-injection/javascript?loc=fix-pr)

[codeclimate[bot]]

Code Climate has analyzed commit 172558c5 and detected 0 issues on this pull request.

View more on Code Climate.