Add support for domain research endpoint

[juankuquintana]

Belongs to https://github.com/dnsimple/dnsimple-business/issues/2442
Fixes https://github.com/dnsimple/dnsimple-app/issues/33888

Add support for domain research endpoint

🔍 QA

• Run poetry run python3 test_local.py

# 

#!/usr/bin/env python3

import sys
from dnsimple import Client

base_url = "http://api.localhost:5000"
access_token = "dnsimpletest_a_FSYtfYn7p74jfPd3GBUUsnLoOXia8hkR"

client = Client(access_token=access_token, base_url=base_url)

account_id = 2
domain = "example.com"

print(f"Testing domain research for: {domain}")
response = client.domains.domain_research_status(account_id, domain)
research = response.data

print(f"Status Code: {response.http_response.status_code}")
print(f"Request ID: {research.request_id}")
print(f"Domain: {research.domain}")
print(f"Availability: {research.availability}")
print(f"Errors: {research.errors}")

📋 Deployment Pre/Post tasks

• PRE: Domain research endpoint is released in production
• POST: Create a release version https://github.com/dnsimple/dnsimple-python/blob/main/RELEASING.md

Deployment Verification

• QAd

[jacegu]

@juankuquintana please, note #487. We need to:

• Remove the fixture in this PR (so all the clients use the same fixtures).
• Merge main so the shared fixtures are available here.
• Update the tests accordingly.

[jacegu]

✅ Successfully QA'd

Just keep in mind the fixtures 😇