dt-bindings: nvmem: SID: Fix the examples node names

Now that the examples are validated, the examples in the SID binding
generates an error since the node names aren't one of the valid ones.

Let's switch for one that is ok.
Signed-off-by: NMaxime Ripard <maxime.ripard@bootlin.com>
Signed-off-by: NRob Herring <robh@kernel.org>

Documentation/devicetree/bindings/nvmem/allwinner,sun4i-a10-sid.yaml

@@ -37,13 +37,13 @@ required:
 
 examples:
   - |
-    sid@1c23800 {
+    efuse@1c23800 {
         compatible = "allwinner,sun4i-a10-sid";
         reg = <0x01c23800 0x10>;
     };
 
   - |
-    sid@1c23800 {
+    efuse@1c23800 {
         compatible = "allwinner,sun7i-a20-sid";
         reg = <0x01c23800 0x200>;
     };