Fix partial risk behavior configuration bug

[inanna-malick]

Previously, if a user's account supported risk behaviors A, B and C but only behaviors A and B were configured, a 'provider produced inconsistent results after apply' error occurred.

This is because the cloudflare API call for user risk behaviors returns the status of all behaviors.

This PR changes the user risk behavior terraform provider to - on read, create and update calls - prune the API call results to only include the behaviors the terraform config includes

A test confirming that the fix works has been included

[github-actions]

changelog detected ✅

[jacobbednarz]

this seems like a case where someone is only partially managing the resource in terraform. is that the case?

[inanna-malick]

this seems like a case where someone is only partially managing the resource in terraform. is that the case?

Yes, but even in the case where someone is fully managing the resource in terraform, we sometimes add new risk behavior types, which would put them in a partially-managed state (which we want to handle gracefully).

(sorry for the delayed response btw, I was out with covid for a bit)

[jacobbednarz]

acceptance tests passing

TF_ACC=1 go test ./internal/framework/service/risk_behavior/ -v -run "^TestAccCloudflareRiskBehavior_" -count 1 -timeout 120m -parallel 1
=== RUN   TestAccCloudflareRiskBehavior_Partial
=== PAUSE TestAccCloudflareRiskBehavior_Partial
=== RUN   TestAccCloudflareRiskBehavior_Basic
=== PAUSE TestAccCloudflareRiskBehavior_Basic
=== CONT  TestAccCloudflareRiskBehavior_Partial
--- PASS: TestAccCloudflareRiskBehavior_Partial (2.82s)
=== CONT  TestAccCloudflareRiskBehavior_Basic
--- PASS: TestAccCloudflareRiskBehavior_Basic (1.97s)
PASS
ok  	github.com/cloudflare/terraform-provider-cloudflare/internal/framework/service/risk_behavior	6.140s

[github-actions]

This functionality has been released in v4.39.0 of the Terraform Cloudflare 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!