Revert changes flagged by review

Restore pre-PR behavior for three changes flagged by @jjohnson42.
Bigger changes are needed for these. Will be done in a separate PR.

confluent_server/aiohmi/ipmi/oem/lenovo/handler.py

@@ -347,7 +347,7 @@ class OEMHandler(generic.OEMHandler):
             ntpres = await self.ipmicmd.raw_command(netfn=0x32, command=0xa7)
             return ntpres['data'][0] == '\x01'
         elif await self.is_fpc():
-            return self.smmhandler.get_ntp_enabled(self._fpc_variant)
+            return await self.smmhandler.get_ntp_enabled(self._fpc_variant)
         elif self.has_tsma:
             return await self.tsmahandler.get_ntp_enabled()
         return None

confluent_server/aiohmi/ipmi/oem/lenovo/nextscale.py

@@ -1115,5 +1115,5 @@ class SMMClient(object):
     async def wc(self):
         if (not self._wc or self._wc.broken
                 or self._wc.vintage < util._monotonic_time() + 30):
-            self._wc = self.get_webclient()
+            self._wc = await self.get_webclient()
         return self._wc