bpo-37363: Add audit events to the `http.client` module (GH-21321)

Add audit events to the `http.client` module

Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
diff --git a/Lib/test/test_audit.py b/Lib/test/test_audit.py
index 58180e1..456a5da 100644
--- a/Lib/test/test_audit.py
+++ b/Lib/test/test_audit.py
@@ -130,6 +130,20 @@ def test_gc(self):
             ["gc.get_objects", "gc.get_referrers", "gc.get_referents"]
         )
 
+    def test_http(self):
+        import_helper.import_module("http.client")
+        returncode, events, stderr = self.run_python("test_http_client")
+        if returncode:
+            self.fail(stderr)
+
+        if support.verbose:
+            print(*events, sep='\n')
+        self.assertEqual(events[0][0], "http.client.connect")
+        self.assertEqual(events[0][2], "www.python.org 80")
+        self.assertEqual(events[1][0], "http.client.send")
+        if events[1][2] != '[cannot send]':
+            self.assertIn('HTTP', events[1][2])
+
 
 if __name__ == "__main__":
     unittest.main()