Add Application Insights Configuration

[ianjensenisme]

This pull request introduces a new resource for managing Application Insights configuration for Copilot in the Power Platform. The key changes include the addition of new Terraform configuration files, updates to the provider implementation, and the creation of new service files for handling the Copilot Studio Application Insights resource.

Addresses #541

New Resource Addition

• examples/resources/powerplatform_copilot_studio_application_insights/resource.tf: Added Terraform configuration for the new powerplatform_copilot_studio_application_insights resource.
• examples/resources/powerplatform_copilot_studio_application_insights/variables.tf: Defined variables for environment_id, bot_id, and application_insights_connection_string.

Provider Implementation Updates

• internal/provider/provider.go:
  • Imported the new copilot_studio_application_insights service.
  • Registered the new resource in the provider's resource list.

Service Implementation

• internal/services/copilot_studio_application_insights/api_copilot_studio_application_insights.go: Implemented API client methods for interacting with the Copilot Studio Application Insights endpoints.
• internal/services/copilot_studio_application_insights/dto.go: Defined data transfer objects (DTOs) for handling the data structures related to Copilot Studio Application Insights.
• internal/services/copilot_studio_application_insights/models.go: Created resource models and conversion functions for the new resource.
• internal/services/copilot_studio_application_insights/resource_copilot_studio_application_insights.go: Implemented the resource schema, CRUD operations, and import state functionality for the new resource.

DTO Enhancements

• internal/services/environment/dto.go: Added RuntimeEndpointsDto to EnvironmentPropertiesDto and defined the structure of RuntimeEndpointsDto. [1] [2]