Add endpointOverride option to TransferManager S3ClientConfiguration

[saso5]

Describe the feature

Add endpointOverride option to TransferManager S3ClientConfiguration as in S3ClientBuilder
https://github.com/aws/aws-sdk-java-v2/blob/4bf4d3a54b1ae98fd45a73e140b180c57b6a11d3/core/sdk-core/src/main/java/software/amazon/awssdk/core/client/builder/SdkClientBuilder.java

Is your Feature Request related to a problem?

I can't run end2end tests with localstack.

Proposed Solution

No response

Describe alternatives you've considered

No response

Acknowledge

• I may be able to implement this feature request

AWS Java SDK version used

s3-transfer-manager:2.17.146-PREVIEW

JDK version used

Java 11

Operating System and version

Windows 10

[debora-ito]

Duplicate of #2740.
There's a PR in the works already, please use the issue above to track progress.