docs: Remove label property from documentation

docs/blog/2022-04-10-zmk-sotf-5.md

@@ -55,7 +55,6 @@ a user taps a single key in their keymap, e.g.
     behaviors {
         td0: tap_dance_0 {
             compatible = "zmk,behavior-tap-dance";
-            label = "TAP_DANCE_0";
             #binding-cells = <0>;
             tapping-term-ms = <200>;
             bindings = <&kp N1>, <&kp N2>, <&kp N3>;
@@ -263,3 +262,7 @@ As we approach the two year birthday for ZMK, I am reminded of how far we have c
 [joelspadin]: https://github.com/joelspadin
 [bcat]: https://github.com/bcat
 [dxmh]: https://github.com/dxmh
+
+## Article Updates
+
+- 12/2023: Removed the deprecated `label` property from code snippets.