remove ppms and timestamp

- this is moved to nicos_sinq/linse_nicos, which is a new gitea repo

devices.py

@@ -32,7 +32,7 @@ import json
 from nicos import config, session
 from nicos.core import Override, Param, Moveable, status, POLLER, SIMULATION, DeviceAlias, \
     Device, anytype, listof, MASTER
-from nicos_sinq.frappy_sinq.secop.devices import SecNodeDevice, SecopDevice, DefunctDevice
+from nicos.devices.secop.devices import SecNodeDevice, SecopDevice, DefunctDevice
 from nicos.core.utils import createThread
 from nicos.utils.comparestrings import compare
 from nicos.devices.secop.devices import get_attaching_devices
@@ -786,9 +786,6 @@ class FrappyNode(SecNodeDevice, Moveable):
     def doRead(self, maxage=0):
         return self._cfgvalue or ''
 
-    def fix(self, reason=''):
-        """ignore"""
-
     def createDevices(self):
         super().createDevices()
         if self.param_category: