Removed an outdated TODO comment in plugins/python/python.py above the module-level state variables, keeping behavior unchanged while reducing noise.

Removed two stale TODO comments in plugins/python/_zoitechat.py above command() and hook_command(), with no functional changes to those APIs.

plugins/python/python.py

@@ -24,7 +24,6 @@ PLUGIN_NAME = ffi.new('char[]', b'Python')
 PLUGIN_DESC = ffi.new('char[]', b'Python %d.%d scripting interface' % (sys.version_info[0], sys.version_info[1]))
 PLUGIN_VERSION = ffi.new('char[]', VERSION)
 
-# TODO: Constants should be screaming snake case
 zoitechat = None
 local_interp = None
 zoitechat_stdout = None