Refactor Debounce.md

Shortened the whole implementation while leaving the output same.

Author: Kilamalik

content/built-in-examples/02.digital/Debounce/Debounce.md

@@ -38,12 +38,12 @@ Pushbuttons often generate spurious open/close transitions when pressed, due to
 
 The sketch below is based on **Limor Fried's version of debounce**, but the logic is inverted from her example. In her example, the switch returns LOW when closed, and HIGH when open.  Here, the switch returns HIGH when pressed and LOW when not pressed.
 
-<iframe src='https://create.arduino.cc/example/builtin/02.Digital%5CDebounce/Debounce/preview?embed&snippet' style='height:510px;width:100%;margin:10px 0' frameborder='0'></iframe>
+<iframe src="https://app.arduino.cc/sketches/632a05ab-f781-4b43-9825-c7ca7984200f?view-mode=embed" style="height:510px;width:100%;margin:10px 0" frameborder=0></iframe>
 
 ### Learn more
 
 You can find more basic tutorials in the [built-in examples](/built-in-examples) section.
 
 You can also explore the [language reference](https://www.arduino.cc/reference/en/), a detailed collection of the Arduino programming language.
 
-*Last revision 2015/07/29 by SM*
+*Last revision 2015/07/29 by SM*