dt-bindings: i2c: mpc: Mark "fsl,timeout" as deprecated

Now we have the i2c-scl-clk-low-timeout-us property defined in
the i2c schema.

Mark "fsl,timeout" as deprecated and update the example.
Signed-off-by: Andi Shyti <andi.shyti@kernel.org>
Reviewed-by: Rob Herring <robh@kernel.org>
Signed-off-by: Wolfram Sang <wsa@kernel.org>

Documentation/devicetree/bindings/i2c/i2c-mpc.yaml

@@ -43,6 +43,7 @@ properties:
 
   fsl,timeout:
     $ref: /schemas/types.yaml#/definitions/uint32
+    deprecated: true
     description: |
       I2C bus timeout in microseconds
 
@@ -95,6 +96,6 @@ examples:
         interrupts = <43 2>;
         interrupt-parent = <&mpic>;
         clock-frequency = <400000>;
-        fsl,timeout = <10000>;
+        i2c-scl-clk-low-timeout-us = <10000>;
     };
 ...