fix: use dependabot to update pre-commit and github-actions

[paulschreiber]

Description

• Use dependabot to update pre-commit and github-actions
• Disable pre-commit updates in .pre-commit-config.yaml
• Update ruff pre-commit hook

Type of change

• Bug fix
• New feature
• Vulnerabilities update
• Config changes
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires an admin update after deploy
• Includes a database migration removing or renaming a field