Simplify and reduce overhead of lazy view binding in Fragments

[cbeyls]

This reduces complexity of view binding inflation in Fragments, and also reduces overhead (no KProperty objects need to be generated by the compiler) by implementing Lazy instead of ReadOnlyProperty.

For a full explanation, see this detailed blog post.

[connyduck]

Oh this is very nice, thank you 😍
Please also link your blog post as a comment!

[cbeyls]

It's just a tiny code change really.
@connyduck You can add the link to the blog post in the merge commit (if you squash and merge).
Or do you need me to amend my commit to add the link in the comment?

[connyduck]

At the top of the file there currently is a link to a blog post with outdated information. I suggest you add another link so the next person looking at this file isn't confused and needs to dig into git history to find out whats going on.