dt-bindings: iio: accel: bma255: Sort compatibles

Similar to recent rework in the bmc150-accel driver, sort the compatible
list in the DT schema so there is a consistent order.
Signed-off-by: Stephan Gerhold <stephan@gerhold.net>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Rob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20210614163150.7774-3-stephan@gerhold.netSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/accel/bosch,bma255.yaml

@@ -16,15 +16,15 @@ description:
 properties:
   compatible:
     enum:
-      - bosch,bmc150_accel
-      - bosch,bmi055_accel
+      - bosch,bma222
+      - bosch,bma222e
+      - bosch,bma250e
       - bosch,bma253
       - bosch,bma254
       - bosch,bma255
-      - bosch,bma250e
-      - bosch,bma222
-      - bosch,bma222e
       - bosch,bma280
+      - bosch,bmc150_accel
+      - bosch,bmi055_accel
 
   reg:
     maxItems: 1