docs: update mainnet kava version in readme (#1651)

README.md

@@ -19,18 +19,18 @@
 ### [Telegram](https://t.me/kavalabs) | [Medium](https://medium.com/kava-labs) | [Discord](https://discord.gg/JJYnuCx)
 
 </div>
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 Reference implementation of Kava, a blockchain for cross-chain DeFi. Built using the [cosmos-sdk](https://github.com/cosmos/cosmos-sdk).
 
 ## Mainnet
 
-The current recommended version of the software for mainnet is [v0.23.0](https://github.com/Kava-Labs/kava/releases/tag/v0.23.0). The master branch of this repository often contains considerable development work since the last mainnet release and is __not__ runnable on mainnet.
+The current recommended version of the software for mainnet is [v0.24.0](https://github.com/Kava-Labs/kava/releases/tag/v0.24.0). The master branch of this repository often contains considerable development work since the last mainnet release and is __not__ runnable on mainnet.
 
 ### Installation and Setup
 For detailed instructions see [the Kava docs](https://docs.kava.io/docs/participate/validator-node).
 
 ```bash
-git checkout v0.23.0
+git checkout v0.24.0
 make install
 ```