driver docs: Fix some doxygen warnings

components/driver/esp32s2beta/include/temp_sensor.h

@@ -31,6 +31,9 @@ typedef enum {
     TSENS_DAC_DEFAULT = TSENS_DAC_L2,
 } temp_sensor_dac_offset_t;
 
+/**
+ * @brief Configuration for temperature sensor reading
+ */
 typedef struct {
     temp_sensor_dac_offset_t dac_offset;    /*!< The temperature measurement range is configured with a built-in temperature offset DAC. */
     uint8_t clk_div;                        /*!< Default: 6 */
@@ -93,4 +96,4 @@ esp_err_t temp_sensor_read_celsius(float *celsius);
 
 #ifdef __cplusplus
 }
-#endif
+#endif