Fix type hint for get_ha_sensor_data (#23)

Author: engrbm87

glances_api/__init__.py

@@ -88,7 +88,7 @@ async def get_metrics(self, element: str) -> None:
         else:
             raise exceptions.GlancesApiError("Element data not available")
 
-    async def get_ha_sensor_data(self) -> dict[str, Any] | None:
+    async def get_ha_sensor_data(self) -> dict[str, Any]:
         """Create a dictionary with data for Home Assistant sensors."""
         await self.get_data("all")