patch: remove beta from Grandine, v1.0.0 launched

Author: wackerow

public/content/developers/docs/nodes-and-clients/index.md

@@ -201,7 +201,7 @@ There are multiple consensus clients (previously known as 'Eth2' clients) to sup
 | [Nimbus](https://nimbus.team/)                                | Nim        | Linux, Windows, macOS | Beacon Chain, Goerli, Sepolia, Ropsten, and more                  |
 | [Prysm](https://docs.prylabs.network/docs/getting-started/)   | Go         | Linux, Windows, macOS | Beacon Chain, Gnosis, Goerli, Pyrmont, Sepolia, Ropsten, and more |
 | [Teku](https://consensys.net/knowledge-base/ethereum-2/teku/) | Java       | Linux, Windows, macOS | Beacon Chain, Gnosis, Goerli, Sepolia, Ropsten, and more          |
-| [Grandine](https://docs.grandine.io/) (beta)                  | Rust       | Linux, Windows, macOS | Beacon Chain, Goerli, Sepolia, and more                           |
+| [Grandine](https://docs.grandine.io/)                         | Rust       | Linux, Windows, macOS | Beacon Chain, Goerli, Sepolia, and more                           |
 
 ### Lighthouse {#lighthouse}