Update module github.com/aws/aws-sdk-go to v1.45.4

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/aws/aws-sdk-go	require	patch	v1.45.3 -> v1.45.4

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Release Notes

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

### [`v1.45.4`](https://togithub.com/aws/aws-sdk-go/blob/HEAD/CHANGELOG.md#Release-v1454-2023-09-06) [Compare Source](https://togithub.com/aws/aws-sdk-go/compare/v1.45.3...v1.45.4) \=== ##### Service Client Updates - `service/appflow`: Updates service API and documentation - `service/ec2`: Updates service API - This release adds 'outpost' location type to the DescribeInstanceTypeOfferings API, allowing customers that have been allowlisted for outpost to query their offerings in the API. - `service/elasticloadbalancingv2`: Updates service documentation - `service/medialive`: Updates service API and documentation - Adds advanced Output Locking options for Epoch Locking: Custom Epoch and Jam Sync Time - `service/wafv2`: Updates service API and documentation

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