service cat debuggery

[YakDriver]

Rollback Plan

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

Changes to Security Controls

Are there any changes to security controls (access controls, encryption, logging) in this pull request? If so, explain.

Description

Relations

Closes #31705.
Closes #42585.
Closes #38705.

Output from Acceptance Testing

% make testacc TESTS=TestAccXXX PKG=ec2

...

[github-actions]

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[ewbankkit]

My final commit (ef2c3ac) enables the state refresh if Update results in TAINTED state, but the test is still failing:

% make testacc TESTARGS='-run=TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate' PKG=servicecatalog
make: Verifying source code with gofmt...
==> Checking that code complies with gofmt requirements...
TF_ACC=1 go1.24.6 test ./internal/service/servicecatalog/... -v -count 1 -parallel 20  -run=TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate -timeout 360m -vet=off
2025/08/28 15:10:33 Creating Terraform AWS Provider (SDKv2-style)...
2025/08/28 15:10:33 Initializing Terraform AWS Provider (SDKv2-style)...
=== RUN   TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate
=== PAUSE TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate
=== CONT  TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate
    provisioned_product_test.go:1009: Step 3/4 error: Pre-apply plan check(s) failed:
        'aws_servicecatalog_provisioned_product.test' - expected Update, got action(s): [no-op]
--- FAIL: TestAccServiceCatalogProvisionedProduct_retryTaintedUpdate (187.72s)
FAIL
FAIL	github.com/hashicorp/terraform-provider-aws/internal/service/servicecatalog	193.273s
FAIL
make: *** [testacc] Error 1

I think that this is because the attribute that is changed in the step is provisioning_parameters and that is write-only.