Kyle Richards used to think it would be “impossible” to go two weeks without alcohol. The 55-year-old reality star decided to go sober exactly two years ago but as she celebrated her milestone admitted that she “struggled” with the idea of the whole lifestyle change until she started to reap the rewards. She wrote on Instagram: “This week was my 2 year anniversary of being alcohol free (July 15th) I can remember a time when the idea of going 2 weeks seemed impossible. I’m proud of the fact that I’ve had the willpower to stay on this path. I know many people would love for me to start drinking …