Update build-and-troubleshooting.md for apple changes (#1891)

* Update build-and-troubleshooting.md for apple changes

* Lint fix

Author: jonathanKingston

injected/docs/build-and-troubleshooting.md

@@ -8,7 +8,11 @@ This document provides platform-specific build instructions, troubleshooting ste
 
 - **Check Xcode Version:**
     - [.xcode-version](https://github.com/duckduckgo/apple-browsers/tree/main/.xcode-version)
-- **Set up C-S-S or Autofill as a Local Dependency:**
+- **Set up C-S-S as a Local Dependency:**
+    - Run `npm link` in your C-S-S check out.
+    - Run `npm link @duckduckgo/content-scope-scripts` in your `apple-browsers` project.
+    - Whenever files change run: `npm run build-content-scope-scripts`
+- **Set up Autofill as a Local Dependency:**
     - Drag the folder from Finder into the directory panel in Xcode.
 - **Privacy Config Files:**
     - Both apps bundle a privacy config file: [macos-config.json](https://github.com/duckduckgo/apple-browsers/blob/main/macOS/DuckDuckGo/ContentBlocker/macos-config.json) & [ios-config.json](https://github.com/duckduckgo/apple-browsers/blob/main/iOS/Core/ios-config.json).