azurerm_iothub - endpoint and route can now be cleared by setting them to []

[neil-yechenwei]

fixes #5065

--- PASS: TestAccAzureRMIotHub_fallbackRoute (245.99s)
--- PASS: TestAccAzureRMIotHub_fileUpload (303.89s)
--- PASS: TestAccAzureRMIotHub_basic (306.01s)
--- PASS: TestAccAzureRMIotHub_standard (320.62s)
--- PASS: TestAccAzureRMIotHub_ipFilterRules (330.66s)
--- PASS: TestAccAzureRMIotHub_requiresImport (336.06s)
--- PASS: TestAccAzureRMIotHub_removeEndpointsAndRoutes (467.11s)
--- PASS: TestAccAzureRMIotHub_customRoutes (514.77s)
PASS

[katbyte]

Hey @neil-yechenwei - we can't do this as it breaks existing users & tests. What we need to do is change these to ConfigModeAttr and then when a user whichs to clear them they can be set to empty arrays.

[neil-yechenwei]

@katbyte , thanks for your suggestion. I've updated code. Please have a look. Thanks.

[katbyte]

Thanks @neil-yechenwei - LGTM now ✨

[ghost]

This has been released in version 2.23.0 of the provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading. As an example:

provider "azurerm" {
    version = "~> 2.23.0"
}
# ... other configuration ...

[ghost]

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