docs: updated noirup command (#2339)

`noirup` now uses sandbox compatible nargo version in docs.

README.md

@@ -28,7 +28,8 @@ To build the C++ code, follow the [instructions in the circuits subdirectory](./
 
 To build Typescript code, make sure to have [`nvm`](https://github.com/nvm-sh/nvm) (node version manager) installed.
 
-To build noir code, make sure that you are using the `aztec` tagged version of nargo. This is the latest pin version the team works on to ensure local and ci environments are in sync. This should be installed through `noir-contracts/bootstrap.sh` and the regular `bootstrap.sh` script. However if you find yourself wanting to update to the latest `aztec` tag outside of these channels, you can run `noirup -v aztec` to manually download the latest binaries.
+To build noir code, make sure that you are using the version from `yarn-project/noir-compiler/src/noir-version.json`.
+Install nargo by running `noirup -v TAG_FROM_THE_FILE`.
 
 ## Continuous Integration
 

yarn-project/aztec-nr/README.md

@@ -59,7 +59,12 @@ To use `Aztec-nr` the `aztec` version of `Noir` is required (Note; this version
 
 Once noirup is installed, you can run the following:
 ```bash
-noirup -v aztec
+noirup -v NARGO_VERSION_COMPATIBLE_WITH_YOUR_SANDBOX
+```
+
+Replace `NARGO_VERSION_COMPATIBLE_WITH_YOUR_SANDBOX` with the version from the output of `aztec-cli get-node-info`:
+```bash
+aztec-cli get-node-info
 ```
 
 For more installation options, please view [Noir's getting started.](https://noir-lang.org/getting_started/nargo_installation)