useEasing defaults to undefined instead of true

[solithcy]

useEasing seems to default to undefined, which contradicts the documentation. This can be seen on https://tr8tk.csb.app.

Using React DevTools, we can see that the useEasing argument is set to undefined.

https://github.com/glennreyes/react-countup/blob/1caacde413d9dcad2412d4ead4dd1d9a0ff2f149/README.md?plain=1#L276-L280

[solithcy]

I've created a CodeSandbox using the latest version of react-countup that makes this more obvious Example