Move product categories for retired products to "Retired" parent category

Author: per1234

content/categories/official-hardware/arduino-101/_topics/how-to-get-the-best-out-of-this-forum

@@ -8,4 +8,4 @@
 
 ## Published At
 
-https://forum.arduino.cc/c/official-hardware/arduino-101/77
+https://forum.arduino.cc/c/official-hardware/retired/arduino-101/77

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

@@ -0,0 +1 @@
+../../../../../_topics/how-to-get-the-best-out-of-this-forum

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

@@ -8,4 +8,4 @@
 
 ## Published At
 
-https://forum.arduino.cc/c/official-hardware/arduino-esplora/65
+https://forum.arduino.cc/c/official-hardware/retired/arduino-esplora/65