fix: Update timeouts for Init and reload Request

[gavin-aguiar]

Description

• Increases workerInitResponse default timeout from 10s to 2mins, for the case of customer code being loaded on startup
• Increases functionEnvironmentReloadResponse default timeout from 10s to 2mins, for the case of customer code being loaded in the specialization case

Test app:

import azure.functions as func
import time

app = func.FunctionApp(http_auth_level=func.AuthLevel.ANONYMOUS)

time.sleep(10)

@app.route(route="hello")
def hello(req: func.HttpRequest) -> func.HttpResponse:
    return func.HttpResponse("Hi")

Output:

Without this change:

With this change:

Fixes #

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