dt-bindings: i2c: xiic: Fix a typo

Trivial fix. Correct a typo.

Fixes: f86ca414 ("dt-bindings: i2c: xiic: Migrate i2c-xiic documentation to YAML")
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/1615215963-1042-1-git-send-email-shubhrajyoti.datta@xilinx.comSigned-off-by: Rob Herring <robh@kernel.org>

Documentation/devicetree/bindings/i2c/xlnx,xps-iic-2.00.a.yaml

@@ -4,7 +4,7 @@
 $id: "http://devicetree.org/schemas/i2c/xlnx,xps-iic-2.00.a.yaml#"
 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
 
-title: ilinx IIC controller Device Tree Bindings
+title: Xilinx IIC controller Device Tree Bindings
 
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