Update module github.com/aws/aws-sdk-go to v1.45.21

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/aws/aws-sdk-go	require	patch	v1.45.20 -> v1.45.21

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Release Notes

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

### [`v1.45.21`](https://togithub.com/aws/aws-sdk-go/blob/HEAD/CHANGELOG.md#Release-v14521-2023-10-03) [Compare Source](https://togithub.com/aws/aws-sdk-go/compare/v1.45.20...v1.45.21) \=== ##### Service Client Updates - `service/connect`: Updates service API and documentation - `service/location`: Updates service API and documentation - `service/mediaconvert`: Updates service API and documentation - This release adds the ability to replace video frames without modifying the audio essence. - `service/oam`: Updates service API and documentation - `service/sagemaker`: Updates service API and documentation - This release allows users to run Selective Execution in SageMaker Pipelines without SourcePipelineExecutionArn if selected steps do not have any dependent steps. - `service/wellarchitected`: Updates service API, documentation, and paginators

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Configuration

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