Apply changelog suggestions from code review

Co-authored-by: Colin Rotherham <work@colinr.com>
Co-authored-by: CAAshworth <claire.ashworth@digital.cabinet-office.gov.uk>

CHANGELOG.md

@@ -6,11 +6,11 @@ For advice on how to use these release notes see [our guidance on staying up to
 
 ### Breaking changes
 
-#### Check your favicons, app icons and OpenGraph image still work
+#### Check your favicon, app icon and OpenGraph images still work
 
-We've changed the names, formats and sizes of icon assets that we distribute in Frontend. You will want to check that the correct files are in place.
+We've changed the names, formats and sizes of icon assets we distribute in GOV.UK Frontend. You should check that the correct files are in place.
 
-The following files have been added to the assets folder:
+We've added the following files to the assets folder:
 
 - manifest.json
 - images/favicon.svg
@@ -19,7 +19,7 @@ The following files have been added to the assets folder:
 - images/govuk-icon-512.png
 - images/govuk-icon-mask.svg
 
-The following files have been removed from the assets folder:
+We've removed the following files from the assets folder:
 
 - images/govuk-apple-touch-icon.png
 - images/govuk-apple-touch-icon-152x152.png
@@ -37,7 +37,7 @@ If you're not using the Nunjucks page template, you will need to replace the lis
 <link rel="manifest" href="/assets/manifest.json">
 ```
 
-You will need to update the file path to match your assets folder if it's not at the default location.
+You will need to update the file paths to match your assets folder depending on [how you are serving the font and image assets](https://frontend.design-system.service.gov.uk/importing-css-assets-and-javascript/#font-and-image-assets).
 
 This change was made in [pull request #4445: Implement transitional crown favicons (v5.0)](https://github.com/alphagov/govuk-frontend/pull/4445).