iio: accel: Remove unused enum in st_accel

The st_accel_type enum is not used anywhere else in the code, and can be
removed
Suggested-by: Jonathan Cameron <Jonathan.Cameron@Huawei.com>
Signed-off-by: Sicelo A. Mhlongo <absicsz@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20220307132502.73854-3-absicsz@gmail.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/accel/st_accel.h

@@ -14,32 +14,6 @@
 #include <linux/types.h>
 #include <linux/iio/common/st_sensors.h>
 
-enum st_accel_type {
-	LSM303DLH,
-	LSM303DLHC,
-	LIS3DH,
-	LSM330D,
-	LSM330DL,
-	LSM330DLC,
-	LIS331DLH,
-	LSM303DL,
-	LSM303DLM,
-	LSM330,
-	LSM303AGR,
-	LIS2DH12,
-	LIS3L02DQ,
-	LNG2DM,
-	H3LIS331DL,
-	LIS331DL,
-	LIS3LV02DL,
-	LIS2DW12,
-	LIS3DHH,
-	LIS2DE12,
-	LIS2HH12,
-	SC7A20,
-	ST_ACCEL_MAX,
-};
-
 #define H3LIS331DL_ACCEL_DEV_NAME	"h3lis331dl_accel"
 #define LIS3LV02DL_ACCEL_DEV_NAME	"lis3lv02dl_accel"
 #define LSM303DLHC_ACCEL_DEV_NAME	"lsm303dlhc_accel"