FourPointOh - clean up remaining usages

[sreallymatt]

Community Note

• Please vote on this PR by adding a 👍 reaction to the original PR to help the community and maintainers prioritize for review
• Please do not leave comments along the lines of "+1", "me too" or "any updates", they generate extra noise for PR followers and do not help prioritize for review

Description

Clean up the remaining FourPointOh(Beta) flag usages and remove the feature entirely.

PR Checklist

• I have followed the guidelines in our Contributing Documentation.
• I have checked to ensure there aren't other open Pull Requests for the same update/change.
• I have checked if my changes close any open issues. If so please include appropriate closing keywords below.
• I have updated/added Documentation as required written in a helpful and kind way to assist users that may be unfamiliar with the resource / data source.
• I have used a meaningful PR title to help maintainers and other users understand this change and help prevent duplicate work.
  For example: “resource_name_here - description of change e.g. adding property new_property_name_here”

Testing

• My submission includes Test coverage as described in the Contribution Guide and the tests pass. (if this is not possible for any reason, please include details of why you did or could not add test coverage)

App Service:

Checked all new failures, 409s, 429s and resource group quota exceeded...

Automation:

Container Apps:

New test failures:
1 due to exceeding resource group quota
The other:

Status: "Failed"
Code: "ManagedEnvironmentProvisioningError"
Message: "Error when initializing components on ManagedCluster Error running
Helm upgrade --install k8se ./k8se --namespace k8se-system --create-namespace
--set containerAppController.enableDefaultProbeForConsumptionV2=true --values
C:\\local\\Temp\\tmptinwnx.tmp\r\noutput: \r\n\r\nerror: Error: UPGRADE
FAILED: \"k8se\" has no deployed releases\r\n\r\n"
Activity Id: ""

Nginx Deployment:

Recovery Services:

1 new failure:

Status: "35022"
Code: ""
Message: "'acctest-protection-cont2-250204231855133369' cannot be deleted."
Activity Id: ""

Storage Table Entities data source:

This is a (please select all that apply):

• Bug Fix
• New Feature (ie adding a service, resource, or data source)
• Enhancement
• Breaking Change

Note

If this PR changes meaningfully during the course of review please update the title and description as required.

[katbyte]

LGTM ⛈️

[sreallymatt]

Encountered a panic due to the change in resource_decode.go and the removedInNextMajorVersion tag. Do not merge yet