Bump vendor/dependabot-script from `7725606` to `caffdfe`

Bumps vendor/dependabot-script from 7725606 to caffdfe.

Commits

• caffdfe Merge pull request #558 from dependabot/dependabot/bundler/dependabot-omnibus...
• 915131a Bump dependabot-omnibus from 0.133.6 to 0.138.1
• 6fdbeae Merge pull request #544 from dependabot/dependabot/bundler/dependabot-omnibus...
• 066d629 Merge pull request #540 from jurre/patch-1
• ddbb38e Bump dependabot-omnibus from 0.118.8 to 0.133.6
• 2f0f9b8 Point to GitHub native dependabot
• afe3d78 Update dependabot and remove ruby pinning
• b6a95db Merge pull request #454 from RogierW/main
• 819dd5d bump Ruby version to 2.6.6
• db966a0 Update dependabot.yml
• Additional commits viewable in compare view