Merge pull request #525 from per1234/move-classic

Move "Classic" class product categories to appropriate parent category

Author: per1234

content/categories/official-hardware/arduino-yun/_topics/how-to-get-the-best-out-of-this-forum

@@ -8,4 +8,4 @@
 
 ## Published At
 
-https://forum.arduino.cc/c/official-hardware/arduino-wifi-rev2/84
+https://forum.arduino.cc/c/official-hardware/classic/arduino-wifi-rev2/84

content/categories/official-hardware/arduino-zero/_topics/how-to-get-the-best-out-of-this-forum

@@ -8,4 +8,4 @@
 
 ## Published At
 
-https://forum.arduino.cc/c/official-hardware/arduino-yun/69
+https://forum.arduino.cc/c/official-hardware/classic/arduino-yun/69