Update the documentation include minimum extension versions enforcement for Flex consumption

## Overview
Document the minimum version of the supported extension bundles as well as the minimum version of the extensions as implemented in the below PR. Redirect https://aka.ms/func-min-extension-versions to the new documentation.

### Issue
https://github.com/Azure/azure-functions-host/issues/9478

### PR
https://github.com/Azure/azure-functions-host/pull/10290

### Minimum extension bundle
```
"id": "Microsoft.Azure.Functions.ExtensionBundle",
"minimumVersion": "4.12.0"
```

### Minimum extension versions

| Package Name | Minimum Package Version |
|--------------|-------------------------|
| Microsoft.Azure.DurableTask.Netherite.AzureFunctions | 1.4.0 |
| Microsoft.DurableTask.SqlServer.AzureFunctions | 1.2.0 |
| Microsoft.Azure.WebJobs.Extensions.CosmosDB | 4.4.0 |
| Microsoft.Azure.WebJobs.Extensions.DurableTask | 2.12.0 |
| Microsoft.Azure.WebJobs.Extensions.EventGrid | 3.3.0 |
| Microsoft.Azure.WebJobs.Extensions.EventHubs | 5.5.0 |
| Microsoft.Azure.WebJobs.Extensions.Kafka | 3.9.0 |
| Microsoft.Azure.WebJobs.Extensions.RabbitMQ | 2.0.3 |
| Microsoft.Azure.WebJobs.Extensions.SendGrid | 3.0.3 |
| Microsoft.Azure.WebJobs.Extensions.ServiceBus | 5.12.0 |
| Microsoft.Azure.WebJobs.Extensions.SignalRService | 1.11.2 |
| Microsoft.Azure.WebJobs.Extensions.Sql | 3.0.461 |
| Microsoft.Azure.WebJobs.Extensions.Storage.Blobs | 5.2.1 |
| Microsoft.Azure.WebJobs.Extensions.Storage.Queues | 5.2.0 |
| Microsoft.Azure.WebJobs.Extensions.Tables | 1.2.0 |
| Microsoft.Azure.WebJobs.Extensions.Twilio | 3.0.2 |
| Microsoft.Azure.WebJobs.Extensions.WebPubSub | 1.7.0 |