[Snyk] Security upgrade rtlcss from 2.6.2 to 3.0.0

[Morsmalleo]

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 `npm` dependencies of this project.

#### Changes included in this PR - Changes to the following files to upgrade the vulnerable dependencies to a fixed version: - AhMyth-Server/app/node_modules/gulp-rtlcss/package.json #### Vulnerabilities that will be fixed ##### With an upgrade: Severity | Priority Score (*) | Issue | Breaking Change | Exploit Maturity :-------------------------:|-------------------------|:-------------------------|:-------------------------|:-------------------------  | **551/1000**
**Why?** Recently disclosed, Has a fix available, CVSS 5.3 | Improper Input Validation
[SNYK-JS-POSTCSS-5926692](https://snyk.io/vuln/SNYK-JS-POSTCSS-5926692) | Yes | No Known Exploit (*) Note that the real score may have changed since the PR was raised.

Commit messages

Package name: rtlcss

The new version differs by 1 commits.

• cd0e5cd 3.0.0

See the full diff

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/morsmalleo/project/96281d61-23d6-4311-b69f-c4d5106c0dcd?utm_source=github&utm_medium=referral&page=fix-pr) 🛠 [Adjust project settings](https://app.snyk.io/org/morsmalleo/project/96281d61-23d6-4311-b69f-c4d5106c0dcd?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":"94752d73-2ba2-47aa-8c20-37260eac5f72","prPublicId":"94752d73-2ba2-47aa-8c20-37260eac5f72","dependencies":[{"name":"rtlcss","from":"2.6.2","to":"3.0.0"}],"packageManager":"npm","projectPublicId":"96281d61-23d6-4311-b69f-c4d5106c0dcd","projectUrl":"https://app.snyk.io/org/morsmalleo/project/96281d61-23d6-4311-b69f-c4d5106c0dcd?utm_source=github&utm_medium=referral&page=fix-pr","type":"auto","patch":[],"vulns":["SNYK-JS-POSTCSS-5926692"],"upgrade":["SNYK-JS-POSTCSS-5926692"],"isBreakingChange":true,"env":"prod","prType":"fix","templateVariants":["updated-fix-title","priorityScore"],"priorityScoreList":[551],"remediationStrategy":"vuln"}) --- **Learn how to fix vulnerabilities with free interactive lessons:** 🦉 [Improper Input Validation](https://learn.snyk.io/lesson/improper-input-validation/?loc=fix-pr)

[Morsmalleo]

Closed due to breaking change