refactor: rename GIT_GATE_DAEMON_TIMEOUT_SECS to GIT_GATE_TIMEOUT_SECS

The constant now covers the daemon path, the HTTP backend access-hook,
and the git http-backend CGI subprocess, so 'daemon' in the name was
too narrow. Updated the comment to list all three current uses.

tests/unit/test_git_http_backend.py

@@ -9,7 +9,7 @@ import urllib.request
 from pathlib import Path
 from unittest import mock
 
-from bot_bottle.git_gate import GIT_GATE_DAEMON_TIMEOUT_SECS
+from bot_bottle.git_gate import GIT_GATE_TIMEOUT_SECS
 from bot_bottle.git_http_backend import GitHttpHandler, MAX_BODY_BYTES
 
 
@@ -201,7 +201,7 @@ class TestGitHttpBackend(unittest.TestCase):
 
             for call in run.call_args_list:
                 self.assertEqual(
-                    GIT_GATE_DAEMON_TIMEOUT_SECS,
+                    GIT_GATE_TIMEOUT_SECS,
                     call.kwargs.get("timeout"),
                     f"subprocess.run call missing timeout: {call}",
                 )