Document additions and correction

RoHS and CE-RED certificate addition for Plug and Make Kit

Author: balboal

content/hardware/09.kits/maker/plug-and-make-kit/certifications/Arduino_AKX00069-CERT_CE_RED.pdf

@@ -4,7 +4,7 @@ url_shop: https://store.arduino.cc/products/plug-and-make-kit
 url_guide: https://courses.arduino.cc/plugandmake
 primary_button_url: https://courses.arduino.cc/plugandmake
 primary_button_title: Get Started
-certifications: [CE, UKCA, FCC]
+certifications: [CE, UKCA, FCC, RoHS]
 sku: [AKX00069]
 ---