Respect the HTTP_PROXY environment variable

While `requests` used to respect the HTTP_PROXY and HTTPS_PROXY
environment variables, `aiohttp` does not do so by default [1].
Trust the environment variables to enable the use of proxies.

[1]: https://docs.aiohttp.org/en/stable/client_advanced.html#proxy-support

Signed-off-by: Marcel Bochtler <marcel.bochtler@bosch.com>

Author: MarcelBochtler

src/python_inspector/utils.py

@@ -89,7 +89,7 @@ async def get_response_async(url: str) -> Optional[Dict]:
     Return a mapping of the JSON response from fetching ``url``
     or None if the ``url`` cannot be fetched.
     """
-    async with aiohttp.ClientSession() as session:
+    async with aiohttp.ClientSession(trust_env=True) as session:
         async with session.get(url) as response:
             if response.status == 200:
                 return await response.json()

src/python_inspector/utils_pypi.py

@@ -1806,7 +1806,7 @@ async def get_remote_file_content(
         if login and password:
             auth = aiohttp.BasicAuth(login, password)
 
-    async with aiohttp.ClientSession() as session:
+    async with aiohttp.ClientSession(trust_env=True) as session:
         async with session.get(url, allow_redirects=True, headers=headers, auth=auth) as response:
             status = response.status
             if status != requests.codes.ok:  # NOQA