Jonny Brownlee on his way to gold as part of Team GB’s mixed relay team at the Tokyo Olympics (Picture: PA) The next few months could not be bigger for me as I look to bow out on a high as an Olympic athlete. I have a bit of a niggle and it’s not been my finest year so I could do with a bit of a break. The hardest part was in August when my dog died the night before the triathlon test event in Paris. I was never a dog person before but I was ve…