There is no step "Select an event hubs namespace" when creating a python V2 project with "Azure Event Hub trigger" template

[v-chenzha]

OS: All
Build Version: 20230913.1
Regression: Previous release (1.12.4)

Repro Steps:

1. F1 -> Azure Functions: Create New Project... -> Select a folder -> Select "Python" -> Model V2 -> Select "Azure Event Hub trigger" -> Enter a name of the function -> Enter the name of the event hub -> Enter Event Hub connection string -> Select "Open in current windows".
2. Check whether there is a step "Select an event hubs namespace" when creating a python V2 project with "Azure Event Hub trigger" template or not.

Expect:
There is a step "Select an event hubs namespace" when creating a python V2 project with "Azure Event Hub trigger" template.

Actual:
There is no step "Select an event hubs namespace" when creating a python V2 project with "Azure Event Hub trigger" template.