Fix typo in command name

Author: puddly

bellows/ezsp/__init__.py

@@ -851,4 +851,4 @@ async def xncp_set_route_table_entry(
     async def xncp_get_tx_power_info(self, country_code: str) -> GetTxPowerInfoRsp:
         """Get maximum and recommended TX power for a country (ISO 3166-1 alpha-2)."""
         code = country_code.upper().encode("ascii")
-        return await self.send_xncp_frame(xncp.GetMaxTxPowerReq(country_code=code))
+        return await self.send_xncp_frame(xncp.GetTxPowerInfoReq(country_code=code))

bellows/zigbee/application.py

@@ -174,7 +174,9 @@ async def _set_tx_power(self, tx_power: float) -> float | None:
         actual_power = int(tx_power)
         await self._ezsp.setRadioPower(power=actual_power)
 
-        # We intentionally do not reset after changing the TX power
+        # We intentionally do not reset after changing the TX power. Instead, we just
+        # persist the changes to NVRAM (if necessary), they will be reloaded on next
+        # boot.
         await repairs.update_tx_power(self._ezsp, tx_power=actual_power)
 
         return float(actual_power)