Update index.mdx

Copy changes to the Nakamoto overview page that a) comfort devs telling them there's not much to do pre-Nakamoto and b) tell them to make sure they are using the latest versions of our tooling.

content/docs/stacks/nakamoto/index.mdx

@@ -4,7 +4,13 @@ description: Discover updates to Hiro tools related to the Nakamoto upgrade.
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-Nakamoto is an upcoming upgrade to the Stacks network. [Start here](https://docs.stacks.co/nakamoto-upgrade/nakamoto-upgrade-start-here) for an overview of how Nakamoto impacts the network, and below you will find how Hiro tools have been updated to support the Nakamoto upgrade.
+Nakamoto is an upcoming upgrade to Stacks that brings faster blocks and paves the way for sBTC. [Start here](https://docs.stacks.co/nakamoto-upgrade/nakamoto-upgrade-start-here) if you need an overview of how Nakamoto impacts the network. This document is about how Nakamoto impacts your applications and Hiro tooling specifically.
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+The good news for you is that the Nakamoto upgrade does not bring breaking changes to applications on Stacks. Your app will continue to work as expected post-upgrade, apart from you and your users experiencing the better UX of faster block times.
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+In terms of what you need to do to prepare for Nakamoto, just make sure you are running the latest versions of our tooling. We are shipping updates across all Hiro tools to make sure they support Nakamoto and that you can stay focused on building.
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+Below find a list of how Hiro tools have been updated to support Nakamoto:
 
 ## Stacks Explorer: What's new