chore: format code with ruff

Author: BenPru

custom_components/luxtronik/config_flow.py

@@ -255,12 +255,12 @@ async def async_step_dhcp(self, discovery_info: DhcpServiceInfo) -> FlowResult:
             )
             # Validate dhcp result with socket broadcast:
             heatpump_list = discover()
-            broadcast_discover_ip = ''
+            broadcast_discover_ip = ""
             for heatpump in heatpump_list:
                 if heatpump[0] == discovery_info.ip:
-                  broadcast_discover_ip = heatpump[0]
-                  broadcast_discover_port = heatpump[1]
-            if broadcast_discover_ip == '':
+                    broadcast_discover_ip = heatpump[0]
+                    broadcast_discover_port = heatpump[1]
+            if broadcast_discover_ip == "":
                 return self.async_abort(reason="no_devices_found")
             config = dict[str, Any]()
             config[CONF_HOST] = broadcast_discover_ip