azurerm_spring_cloud_api_portal - change to a typed resource

[ms-henglu]

=== RUN   TestAccSpringCloudAPIPortal_basic
=== PAUSE TestAccSpringCloudAPIPortal_basic
=== CONT  TestAccSpringCloudAPIPortal_basic
--- PASS: TestAccSpringCloudAPIPortal_basic (628.56s)
=== RUN   TestAccSpringCloudAPIPortal_requiresImport
=== PAUSE TestAccSpringCloudAPIPortal_requiresImport
=== CONT  TestAccSpringCloudAPIPortal_requiresImport
--- PASS: TestAccSpringCloudAPIPortal_requiresImport (641.84s)
=== RUN   TestAccSpringCloudAPIPortal_complete
=== PAUSE TestAccSpringCloudAPIPortal_complete
=== CONT  TestAccSpringCloudAPIPortal_complete
--- PASS: TestAccSpringCloudAPIPortal_complete (793.86s)
=== RUN   TestAccSpringCloudAPIPortal_update
=== PAUSE TestAccSpringCloudAPIPortal_update
=== CONT  TestAccSpringCloudAPIPortal_update
--- PASS: TestAccSpringCloudAPIPortal_update (871.08s)
PASS

[catriona-m]

Thanks @ms-henglu LGTM!

[github-actions]

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