[Snyk] Fix for 3 vulnerabilities

[jungeebah]

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 - Gemfile.lock #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **589/1000**
**Why?** Has a fix available, CVSS 7.5 | Regular Expression Denial of Service (ReDoS)
[SNYK-RUBY-ADDRESSABLE-1316242](https://snyk.io/vuln/SNYK-RUBY-ADDRESSABLE-1316242) | No | No Known Exploit  | **505/1000**
**Why?** Has a fix available, CVSS 5.6 | Deserialization of Untrusted Data
[SNYK-RUBY-KRAMDOWN-1087436](https://snyk.io/vuln/SNYK-RUBY-KRAMDOWN-1087436) | No | No Known Exploit  | **574/1000**
**Why?** Has a fix available, CVSS 7.2 | Remote Code Execution
[SNYK-RUBY-KRAMDOWN-585939](https://snyk.io/vuln/SNYK-RUBY-KRAMDOWN-585939) | 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/jungeebah/project/0223b49a-ec99-49d1-8514-941fca925450?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/jungeebah/project/0223b49a-ec99-49d1-8514-941fca925450?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":"df3b839f-8830-430c-b284-a49fda1122c9","prPublicId":"df3b839f-8830-430c-b284-a49fda1122c9","dependencies":[{"name":"jekyll","from":"3.8.7","to":"3.9.0"},{"name":"jekyll-paginate-v2","from":"3.0.0","to":"3.0.0"},{"name":"jekyll-sitemap","from":"1.4.0","to":"1.4.0"},{"name":"jekyll-youtube","from":"1.0.0","to":"1.0.0"}],"packageManager":"rubygems","projectPublicId":"0223b49a-ec99-49d1-8514-941fca925450","projectUrl":"https://app.snyk.io/org/jungeebah/project/0223b49a-ec99-49d1-8514-941fca925450?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-RUBY-KRAMDOWN-585939","SNYK-RUBY-KRAMDOWN-1087436","SNYK-RUBY-ADDRESSABLE-1316242"],"upgrade":["SNYK-RUBY-ADDRESSABLE-1316242","SNYK-RUBY-KRAMDOWN-1087436","SNYK-RUBY-KRAMDOWN-585939"],"isBreakingChange":false,"env":"prod","prType":"fix","templateVariants":["priorityScore"],"priorityScoreList":[574,505,589]}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Remote Code Execution](https://learn.snyk.io/lessons/directory-traversal/golang/?loc=fix-pr) 🦉 [Deserialization of Untrusted Data](https://learn.snyk.io/lessons/insecure-deserialization/java/?loc=fix-pr) 🦉 [Regular Expression Denial of Service (ReDoS)](https://learn.snyk.io/lessons/redos/javascript/?loc=fix-pr)

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Name	Status	Preview	Updated
daamireview	❌ Failed (Inspect)		Oct 5, 2022 at 4:16PM (UTC)