F/aws dms data provider

[psantus]

Rollback Plan

If a change needs to be reverted, we will publish an updated version of the library.

Changes to Security Controls

None

Description

This PR introduces a new aws_dms_data_provider resource. This is the first step for managing new DMS migration projects

Relations

refs #38004

References

API Reference

Output from Acceptance Testing

% TF_ACC=1 go test -v -run=TestAccDMSDataProvider ./internal/service/dms -timeout 30m

2025/12/10 00:55:31 Initializing Terraform AWS Provider (SDKv2-style)...
=== RUN   TestAccDMSDataProvider_basic
=== PAUSE TestAccDMSDataProvider_basic
=== RUN   TestAccDMSDataProvider_update
=== PAUSE TestAccDMSDataProvider_update
=== RUN   TestAccDMSDataProvider_disappears
=== PAUSE TestAccDMSDataProvider_disappears
=== CONT  TestAccDMSDataProvider_basic
=== CONT  TestAccDMSDataProvider_disappears
=== CONT  TestAccDMSDataProvider_update
--- PASS: TestAccDMSDataProvider_disappears (23.12s)
--- PASS: TestAccDMSDataProvider_basic (26.31s)
--- PASS: TestAccDMSDataProvider_update (38.73s)
PASS
ok      github.com/hashicorp/terraform-provider-aws/internal/service/dms        43.407s

[github-actions]

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[psantus]

@hashicorp/terraform-aws I commit to delivering all resources mentioned in #38004 if this one gets reviewed and merged. (other will depend on this one).