[media] exynos4-is: Fix example dts in .../bindings/samsung-fimc.txt

The s5c73m3 sensor node should be off an I2C bus controller node.
Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

Documentation/devicetree/bindings/media/samsung-fimc.txt

@@ -127,7 +127,6 @@ Example:
 				};
 			};
 		};
-	};
 
 		/* MIPI CSI-2 bus IF sensor */
 		s5c73m3: sensor@0x1a {
@@ -146,6 +145,7 @@ Example:
 				};
 			};
 		};
+	};
 
 	camera {
 		compatible = "samsung,fimc", "simple-bus";