Add reference to google maps api key to example env variables files
Add reference to google maps api key to example env variables files

RickCarlino/OpenFarm,CloCkWeRX/OpenFarm,openfarmcc/OpenFarm,openfarmcc/OpenFarm,CloCkWeRX/OpenFarm,openfarmcc/OpenFarm,RickCarlino/OpenFarm,RickCarlino/OpenFarm,CloCkWeRX/OpenFarm,CloCkWeRX/OpenFarm,openfarmcc/OpenFarm,RickCarlino/OpenFarm