feat: Add QR scanner components and patterns to readme

Author: chrisdondigital

README.md

@@ -17,7 +17,7 @@ This library contains:
 ### Components 
 
 This library contains 'building blocks', smaller, reusable components - the only new components to be created should have full specs provided by the user centred design (UCD) team.
-All new components should be created in `componentsv2` module - `components` module will be deprecated and removed once all dependencies from other repositories have been removed. 
+All new components should be created in `componentsv2` module
 
 Components include:
 
@@ -40,11 +40,12 @@ Components include:
 - GdsTopAppBar
 - GdsWarningText
 - GdsCard
+- CameraContent (componentsv2-camera submodule)
 
 ### Patterns
 
 This library contains page patterns to help with the creation of similar styles of page. They use components from the `componentsv2` library to build larger patterns.
-All new components should be created in `patterns` module - `pages` module will be deprecated and removed once all dependencies from other repositories have been removed.
+All new components should be created in `patterns` module
 
 Patterns include:
 
@@ -54,6 +55,7 @@ Patterns include:
 - ErrorScreen
 - LeftAlignedScreen
 - LoadingScreen
+- QrScannerScreen (patterns-camera submodule)
 
 ## Installation