Use new InvalidCommand exception

Author: Shulyaka

tests/test_application.py

@@ -734,7 +734,7 @@ async def test_energy_scan(app):
 async def test_energy_scan_legacy_module(app):
     """Test channel energy scan."""
     app._api._at_command = mock.AsyncMock(
-        spec=XBee._at_command, side_effect=RuntimeError
+        spec=XBee._at_command, side_effect=InvalidCommand
     )
     time_s = 3
     count = 3

zigpy_xbee/zigbee/application.py

@@ -199,7 +199,7 @@ async def energy_scan(
         for _ in range(count):
             try:
                 results = await self._api._at_command("ED", bytes([duration_exp]))
-            except RuntimeError:
+            except InvalidCommand:
                 LOGGER.warning("Coordinator does not support energy scanning")
                 return {c: 0 for c in channels}