Updated examples to link
Updated examples to link

Linked the word `examples` to the examples folder on the master branch. Made this a pull request because we may not want to always link to master branch but figure it's probably fine.
Losant/losant-sdk-arduino,Losant/losant-sdk-arduino,GetStructure/structure-sdk-arduino,GetStructure/structure-sdk-arduino,Losant/losant-mqtt-arduino,Losant/losant-mqtt-arduino