Update dependency aws-sdk-s3 to v1.168.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
aws-sdk-s3 (source, changelog)	1.167.0 -> 1.168.0

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Release Notes

aws/aws-sdk-ruby (aws-sdk-s3)

v1.168.0

• Feature - Add support for the new optional bucket-region and prefix query parameters in the ListBuckets API. For ListBuckets requests that express pagination, Amazon S3 will now return both the bucket names and associated AWS regions in the response.

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[yegor256]

@rultor please, try to merge, since 11 checks have passed

[rultor]

@rultor please, try to merge, since 11 checks have passed

@yegor256 OK, I'll try to merge now. You can check the progress of the merge here.

[rultor]

@rultor please, try to merge, since 11 checks have passed

@yegor256 Done! FYI, the full log is here (took me 6min).