[BUG][ELIXIR] Bug generating elixir connection.ex module (Typo in the mustache file)

Created by: MananV-UNI

Bug Report Checklist

• [YES] Have you provided a full/minimal spec to reproduce the issue?
• [] Have you validated the input using an OpenAPI validator (example)?
• [] Have you tested with the latest master to confirm the issue still exists?
• [] Have you searched for related issues/PRs?
• [YES] What's the actual output vs expected output?
• [Optional] Sponsorship to speed up the bug fix or feature request (example)

Description

Generated an elixir specification for Azure SDK. The connection.ex file being generated has typo's. Specifically, "Tesla.Middleware.Headers" is generated as "Tesla.Middlware.Headers". This does not allow us to send requests.

openapi-generator version

Version 6.2.1

OpenAPI declaration file content or url

File: connection.ex.mustache (https://github.com/OpenAPITools/openapi-generator/blob/master/modules/openapi-generator/src/main/resources/elixir/connection.ex.mustache)

Generation Details

Language: Elixir Libraries: Azure REST API Specs (https://github.com/Azure/azure-rest-api-specs)

Steps to reproduce

1. Clone the Azure Rest API Specs Repo
2. Run the CLI generator on the following file: https://github.com/Azure/azure-rest-api-specs/blob/main/specification/resources/resource-manager/Microsoft.Resources/stable/2020-01-01/subscriptions.json
3. Write some code to test listing subscriptions.
4. View the error

Related issues/PRs

Suggest a fix

Fix the typo.