⬆️[Go] Update Go packages

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/aws/aws-sdk-go-v2	require	patch	v1.20.2 -> v1.20.3
github.com/aws/aws-sdk-go-v2/config	require	patch	v1.18.34 -> v1.18.35
github.com/aws/aws-sdk-go-v2/service/secretsmanager	require	patch	v1.21.1 -> v1.21.2

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Release Notes

aws/aws-sdk-go-v2 (github.com/aws/aws-sdk-go-v2)

### [`v1.20.3`](https://togithub.com/aws/aws-sdk-go-v2/compare/v1.20.2...v1.20.3) [Compare Source](https://togithub.com/aws/aws-sdk-go-v2/compare/v1.20.2...v1.20.3)

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