resource/aws_sagemaker_workteam: Fix workforce_name: WorkforceName is misconfigured as Required.

[trutled3]

Description

This pull request fixes the workforce_name argument to be Optional. This argument is optional via the AWS SDK v2 for Golang here and is documented as optional on AWS official documentation here

Relations

Closes #39488

References

• https://docs.aws.amazon.com/sagemaker/latest/APIReference/API_CreateWorkteam.html#sagemaker-CreateWorkteam-request-WorkforceName
• https://github.com/aws/aws-sdk-go-v2/blob/main/service/sagemaker/api_op_CreateWorkteam.go#L88

Output from Acceptance Testing

% make testacc TESTS=TestAccWorkteam_cognitoOmitWorkforceName PKG=sagemaker
TF_ACC=1 go test ./internal/service/sagemaker/... -v -count 1 -parallel 20 -run='TestAccWorkteam_cognitoOmitWorkforceName' -timeout 360m
=== RUN   TestAccWorkteam_cognitoOmitWorkforceName
--- PASS: TestAccWorkteam_cognitoOmitWorkforceName (22.29s)
PASS
ok      github.com/hashicorp/terraform-provider-aws/internal/service/sagemaker  27.559s

[github-actions]

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[ewbankkit]

LGTM 🚀.

% make testacc TESTARGS='-run=TestAccSageMaker_serial/Workteam/Cognito' PKG=sagemaker
make: Verifying source code with gofmt...
==> Checking that code complies with gofmt requirements...
TF_ACC=1 go1.23.2 test ./internal/service/sagemaker/... -v -count 1 -parallel 20  -run=TestAccSageMaker_serial/Workteam/Cognito -timeout 360m
=== RUN   TestAccSageMaker_serial
=== PAUSE TestAccSageMaker_serial
=== CONT  TestAccSageMaker_serial
=== RUN   TestAccSageMaker_serial/Workteam
=== RUN   TestAccSageMaker_serial/Workteam/CognitoConfig
=== RUN   TestAccSageMaker_serial/Workteam/CognitoOmitWorkforceName
--- PASS: TestAccSageMaker_serial (125.23s)
    --- PASS: TestAccSageMaker_serial/Workteam (125.23s)
        --- PASS: TestAccSageMaker_serial/Workteam/CognitoConfig (108.77s)
        --- PASS: TestAccSageMaker_serial/Workteam/CognitoOmitWorkforceName (16.47s)
PASS
ok  	github.com/hashicorp/terraform-provider-aws/internal/service/sagemaker	130.479s

[ewbankkit]

@trutled3 Thanks for the contribution 🎉 👏.

[github-actions]

This functionality has been released in v5.72.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[github-actions]

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