docs: update @aztec/builder readme (#6115)

Update README for @aztec/builder to match its current level of
functionality

yarn-project/builder/README.md

@@ -1,28 +1,20 @@
-# Aztec.nr compiler
+# Aztec builder
 
-The Aztec.nr compiler compiles Aztec.nr contracts using nargo and outputs Aztec formatted contract ABIs.
-The compiler can also generate typescript classes for each contract, as well as Aztec.nr interfaces for calling external functions.
+The Aztec builder generates typescript classes for Noir contract, as well as Aztec.nr interfaces for calling external functions.
 It can also be used to update aztec project dependencies.
 
 ## Installation
 
-To install the package, run: 
+To install the package, run:
 
 ```bash
 yarn add @aztec/builder
 ```
 
 ## Usage
 
-To run the compiler as a CLI tool, first install the package and then run: 
+To run the tool, first install the package and then run:
 
 ```bash
-yarn aztec-builder compile --help
+yarn aztec-builder --help
 ```
-
-You can also run the compiler from the [main Aztec CLI](../cli/README.md), which includes several other features for interacting with the Aztec Network:
-
-```bash
-yarn add @aztec/cli
-yarn aztec-cli compile --help
-```