Exception occurring while calling "stop()" from sink prevent handler to be removed

[Delgan]

Currently, if an exception occurs in stop(), the handle can't be removed:

loguru/loguru/_logger.py

Lines 979 to 997 in 00ee30f

	with self._core.lock:
	handlers = self._core.handlers.copy()
	if handler_id is None:
	for handler in handlers.values():
	handler.stop()
	handlers.clear()
	else:
	try:
	handler = handlers.pop(handler_id)
	except KeyError:
	raise ValueError(
	"There is no existing handler with id %d" % handler_id
	) from None
	handler.stop()
	levelnos = (h.levelno for h in handlers.values())
	self._core.min_level = min(levelnos, default=float("inf"))
	self._core.handlers = handlers