resource/cloudflare_api_token: ignore ordering changes in permission_groups

[jacobbednarz]

Closes #1105

[jacobbednarz]

acceptance tests are passing for this and the internal test failure which required a schema has cleared (unsure if it was addressed in terraform core).

TF_ACC=1 go test $(go list ./...) -v -run "^TestAccAPIToken_" -count 1 -parallel 1 -timeout 120m -parallel 1
?   	github.com/cloudflare/terraform-provider-cloudflare	[no test files]
=== RUN   TestAccAPIToken_Basic
--- PASS: TestAccAPIToken_Basic (12.71s)
=== RUN   TestAccAPIToken_AllowDeny
--- PASS: TestAccAPIToken_AllowDeny (14.94s)
=== RUN   TestAccAPIToken_DoesNotSetConditions
--- PASS: TestAccAPIToken_DoesNotSetConditions (10.66s)
=== RUN   TestAccAPIToken_SetIndividualCondition
--- PASS: TestAccAPIToken_SetIndividualCondition (10.74s)
=== RUN   TestAccAPIToken_SetAllCondition
--- PASS: TestAccAPIToken_SetAllCondition (9.85s)
PASS
ok  	github.com/cloudflare/terraform-provider-cloudflare/cloudflare	59.467s
?   	github.com/cloudflare/terraform-provider-cloudflare/tools/cmd/changelog-check	[no test files]
?   	github.com/cloudflare/terraform-provider-cloudflare/tools/cmd/maintainer-only-file-check	[no test files]
?   	github.com/cloudflare/terraform-provider-cloudflare/tools/cmd/tf-log-check	[no test files]
?   	github.com/cloudflare/terraform-provider-cloudflare/version	[no test files]

[github-actions]

This functionality has been released in v3.12.0 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!