Certified GKH Gardening Expert
No, you will leave them as they are. Providing proper nutrients and conditions will be the best way to help them. Pruning at this time can introduce infection, and will be unnecessary at this time.
This article will help you to grow Avocado trees: https://www.gardeningknowhow.com/edible/fruits/avocado/avocado-tree-growing.htm