Allow deep get on bucket in sqs-file.

[maximelb]

Description of the change

We could only resolve the bucket if it was in the root. We can now Find it deeply.

Type of change

• [x] Bug fix (non-breaking change that fixes an issue)
• [ ] New feature (non-breaking change that adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to not work as expected)