Eliminate uses of requests library in service/test_app_logging.py (#7633)

Author: achave11-ucsc

test/service/test_app_logging.py

@@ -11,7 +11,6 @@
     patch,
 )
 
-import requests
 
 from azul import (
     Config,
@@ -85,9 +84,9 @@ def filter_body(organ: str) -> JSON:
                                 'content-type': 'application/json',
                                 **request_headers
                             }
-                        response = requests.get(str(url),
-                                                headers=request_headers,
-                                                json=body_json)
+                        response = self.http().request('GET', str(url),
+                                                       json=body_json,
+                                                       headers=request_headers)
                 logs = [(r.levelno, r.getMessage()) for r in logs.records]
                 body_log_level, body_log_message = logs.pop()  # asserted separately
                 request_headers = {
@@ -158,4 +157,4 @@ def filter_body(organ: str) -> JSON:
                     assert False
                 self.assertEqual(expected_log, body_log_message)
                 self.assertEqual(INFO, body_log_level)
-                self.assertEqual(200, response.status_code)
+                self.assertEqual(200, response.status)