Check dependencies weekly using dependabot

[jlosito]

What type of PR is this?

• [ ] Refactor
• [ ] Feature
• [ ] Bug Fix
• [ ] New Query Runner (Data Source)
• [ ] New Alert Destination
• [x] Other

Description

This will use dependabot to check dependencies which this project uses for updates and submit pull requests with version bumps in order to keep them up-to-date. Dependabot only supports yarn v1, so I didn't include it.

https://docs.github.com/en/code-security/dependabot/dependabot-version-updates/configuration-options-for-the-dependabot.yml-file

How is this tested?

• [ ] Unit tests (pytest, jest)
• [ ] E2E Tests (Cypress)
• [ ] Manually
• [x] N/A

Related Tickets & Documents

Mobile & Desktop Screenshots/Recordings (if there are UI changes)