Bump dependabot-omnibus from `0b297e3` to `fb3cff4`

Bumps dependabot-omnibus from 0b297e3 to fb3cff4.

Commits

• fb3cff4 Merge remote-tracking branch 'upstream/main' into arm-images
• 5120469 Merge pull request #6902 from dependabot/nishnha/fix-bundler-typo
• 92fb822 Merge branch 'main' into nishnha/fix-bundler-typo
• e26f709 add the new Yarn smoke test to CI (#6903)
• 00c071c Merge branch 'main' into nishnha/fix-bundler-typo
• 0bf0328 fix Yarn 1 erroring on parent npmrc files with undefined vars (#6883)
• 338ab31 Fix typo
• 5e5ee74 Merge pull request #6884 from dependabot/brrygrdn/implement-group-update-all-...
• 523caca Make sure created PRs are flagged as grouped updates
• a60a3cb Better tolerance of cases where no files changes
• Additional commits viewable in compare view

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