dt-bindings: iio: ti,tmp117: add binding for the TMP116

The TMP116 is the predecessor of the TMP117.
Signed-off-by: Marco Felsch <m.felsch@pengutronix.de>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230228090518.529811-4-m.felsch@pengutronix.deSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

Documentation/devicetree/bindings/iio/temperature/ti,tmp117.yaml

@@ -7,8 +7,9 @@ $schema: http://devicetree.org/meta-schemas/core.yaml#
 title: TI TMP117 - Digital temperature sensor with integrated NV memory
 
 description: |
-    TI TMP117 - Digital temperature sensor with integrated NV memory that supports
-    I2C interface.
+    TI TMP116/117 - Digital temperature sensor with integrated NV memory that
+    supports I2C interface.
+      https://www.ti.com/lit/gpn/tmp116
       https://www.ti.com/lit/gpn/tmp117
 
 maintainers:
@@ -17,6 +18,7 @@ maintainers:
 properties:
   compatible:
     enum:
+      - ti,tmp116
       - ti,tmp117
 
   reg: