Reverts element-hq/synapse#17448
We hit a bug when deploying with synctl:
```
Traceback (most recent call last):
File "/home/synapse/env-python311/bin/synctl", line 33, in <module>
sys.exit(load_entry_point('matrix-synapse', 'console_scripts', 'synctl')())
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/bin/synctl", line 25, in importlib_load_entry_point
return next(matches).load()
^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.11/importlib/metadata/__init__.py", line 202, in load
module = import_module(match.group('module'))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.11/importlib/__init__.py", line 126, in import_module
return _bootstrap._gcd_import(name[level:], package, level)
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "<frozen importlib._bootstrap>", line 1204, in _gcd_import
File "<frozen importlib._bootstrap>", line 1176, in _find_and_load
File "<frozen importlib._bootstrap>", line 1147, in _find_and_load_unlocked
File "<frozen importlib._bootstrap>", line 690, in _load_unlocked
File "<frozen importlib._bootstrap_external>", line 940, in exec_module
File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
File "/home/synapse/src/synapse/_scripts/synctl.py", line 37, in <module>
from synapse.config import find_config_files
File "/home/synapse/src/synapse/config/__init__.py", line 22, in <module>
from ._base import ConfigError, find_config_files
File "/home/synapse/src/synapse/config/_base.py", line 49, in <module>
import pkg_resources
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 3282, in <module>
@_call_aside
^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 3266, in _call_aside
f(*args, **kwargs)
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 3295, in _initialize_master_working_set
working_set = _declare_state('object', 'working_set', WorkingSet._build_master())
^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 589, in _build_master
ws.require(__requires__)
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 926, in require
needed = self.resolve(parse_requirements(requirements))
^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 787, in resolve
dist = self._resolve_dist(
^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 816, in _resolve_dist
env = Environment(self.entries)
^^^^^^^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 1014, in __init__
self.scan(search_path)
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 1046, in scan
for dist in find_distributions(item):
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 2091, in find_on_path
yield from factory(fullpath)
^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 2183, in resolve_egg_link
return next(dist_groups, ())
^^^^^^^^^^^^^^^^^^^^^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 2179, in <genexpr>
resolved_paths = (
^
File "/home/synapse/env-python311/lib/python3.11/site-packages/pkg_resources/__init__.py", line 2167, in non_empty_lines
for line in _read_utf8_with_fallback(path).splitlines():
^^^^^^^^^^^^^^^^^^^^^^^^
NameError: name '_read_utf8_with_fallback' is not defined
```
