julia 1.10 in readme

Author: CarloLucibello

README.md

@@ -20,7 +20,7 @@
 
 Flux is an elegant approach to machine learning. It's a 100% pure-Julia stack, and provides lightweight abstractions on top of Julia's native GPU and AD support. Flux makes the easy things easy while remaining fully hackable.
 
-Works best with [Julia 1.9](https://julialang.org/downloads/) or later. Here's a very short example to try it out:
+Works best with [Julia 1.10](https://julialang.org/downloads/) or later. Here's a very short example to try it out:
 ```julia
 using Flux, Plots
 data = [([x], 2x-x^3) for x in -2:0.1f0:2]