Build(deps): bump github.com/aws/aws-sdk-go-v2 from 1.20.3 to 1.21.0

Bumps [github.com/aws/aws-sdk-go-v2](https://github.com/aws/aws-sdk-go-v2) from 1.20.3 to 1.21.0.
- [Release notes](https://github.com/aws/aws-sdk-go-v2/releases)
- [Commits](https://github.com/aws/aws-sdk-go-v2/compare/v1.20.3...v1.21.0)

go.mod

@@ -5,7 +5,7 @@ go 1.17
 require (
 	github.com/alecthomas/kong v0.8.0
 	github.com/apex/log v1.9.0
-	github.com/aws/aws-sdk-go-v2 v1.20.3
+	github.com/aws/aws-sdk-go-v2 v1.21.0
 	github.com/aws/aws-sdk-go-v2/config v1.18.35
 	github.com/aws/aws-sdk-go-v2/feature/s3/manager v1.11.79
 	github.com/aws/aws-sdk-go-v2/service/s3 v1.38.4

go.sum

@@ -10,8 +10,9 @@ github.com/apex/logs v1.0.0/go.mod h1:XzxuLZ5myVHDy9SAmYpamKKRNApGj54PfYLcFrXqDw
 github.com/aphistic/golf v0.0.0-20180712155816-02c07f170c5a/go.mod h1:3NqKYiepwy8kCu4PNA+aP7WUV72eXWJeP9/r3/K9aLE=
 github.com/aphistic/sweet v0.2.0/go.mod h1:fWDlIh/isSE9n6EPsRmC0det+whmX6dJid3stzu0Xys=
 github.com/aws/aws-sdk-go v1.20.6/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go-v2 v1.20.3 h1:lgeKmAZhlj1JqN43bogrM75spIvYnRxqTAh1iupu1yE=
 github.com/aws/aws-sdk-go-v2 v1.20.3/go.mod h1:/RfNgGmRxI+iFOB1OeJUyxiU+9s88k3pfHvDagGEp0M=
+github.com/aws/aws-sdk-go-v2 v1.21.0 h1:gMT0IW+03wtYJhRqTVYn0wLzwdnK9sRMcxmtfGzRdJc=
+github.com/aws/aws-sdk-go-v2 v1.21.0/go.mod h1:/RfNgGmRxI+iFOB1OeJUyxiU+9s88k3pfHvDagGEp0M=
 github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.13 h1:OPLEkmhXf6xFPiz0bLeDArZIDx1NNS4oJyG4nv3Gct0=
 github.com/aws/aws-sdk-go-v2/aws/protocol/eventstream v1.4.13/go.mod h1:gpAbvyDGQFozTEmlTFO8XcQKHzubdq0LzRyJpG6MiXM=
 github.com/aws/aws-sdk-go-v2/config v1.18.35 h1:uU9rgCzrW/pVRUUlRULiwKQe8RoEDst1NQu4Qo8kOtk=