docs: Remove label property from documentation

docs/blog/2022-04-02-zephyr-3-0.md

@@ -79,7 +79,6 @@ Zephyr's WS2812 `led_strip` driver added a new required property. When adding [u
 ```dts
 led_strip: ws2812@0 {
   compatible = "worldsemi,ws2812-spi";
-  label = "WS2812";
 
   /* SPI */
   reg = <0>; /* ignored, but necessary for SPI bindings */
@@ -115,7 +114,6 @@ For example, for a shield with:
   oled: ssd1306@3c {
     compatible = "solomon,ssd1306fb";
     reg = <0x3c>;
-    label = "SSD1306";
     width = <128>;
     height = <32>;
     segment-offset = <0>;
@@ -153,7 +151,6 @@ Underneath the USB device, add the CDC ACM node:
   status = "okay";
   cdc_acm_uart: cdc_acm_uart {
     compatible = "zephyr,cdc-acm-uart";
-    label = "CDC_ACM_0";
   };
 };
 ```
@@ -226,3 +223,7 @@ This will also enable us to support the XIAO compatible Adafruit Qt Py RP2040 an
 Thanks to all the testers who have helped verify ZMK functionality on the newer Zephyr version.
 
 [petejohanson]: https://github.com/petejohanson
+
+## Article Updates
+
+- 12/2023: Removed the deprecated `label` property from code snippets.