fixes after LM review

Author: hannahiss

site/src/content/docs/getting-started/migration-from-boosted.mdx

@@ -60,7 +60,7 @@ Read more about the [font stack]([[docsref:/foundation/reboot#font-stack]]) for
 
 - <span class="tag tag-small tag-positive"><span class="tag-status-icon"></span>New</span> A `max-width` has been added on all font references for readability reasons. If you want to get rid of the `max-width`, please use our `.mw-none` width utility.
 
-- <span class="tag tag-small tag-negative"><span class="tag-status-icon"></span>Breaking</span> Selected text is now styled with a specific text `color` and `background-color`, making it easier to spot and to read.
+- <span class="tag tag-small tag-positive"><span class="tag-status-icon"></span>New</span> Selected text is now styled with a specific text `color` and `background-color`, making it easier to spot and to read.
 
 - <span class="tag tag-small tag-negative"><span class="tag-status-icon"></span>Breaking</span> Display headings classes `.display-{1|2|3|4|5|6}` have been removed and replaced by `.display-{small|medium|large}`. You can still have them using `$enable-bootstrap-compatibility`.
 
@@ -91,7 +91,7 @@ All responsive classes, helpers, and utilities have been updated accordingly to
 
 ### Alerts
 
-- <span class="tag tag-small tag-positive"><span class="tag-status-icon"></span>New</span><span class="tag tag-small tag-negative"><span class="tag-status-icon"></span>Breaking</span> `.alert-message`, `.alert-label`, `.alert-accent`, `.alert-neutral`, `.use-rounded-corner-alert`, `.alert-container`, `.alert-text-container`, `.alert-action-container`, `.alert-positive`, and `.alert-negative` have been added.
+- <span class="tag tag-small tag-positive"><span class="tag-status-icon"></span>New</span> `.alert-message`, `.alert-label`, `.alert-accent`, `.alert-neutral`, `.use-rounded-corner-alert`, `.alert-container`, `.alert-text-container`, `.alert-action-container`, `.alert-positive`, and `.alert-negative` have been added.
 - <span class="tag tag-small tag-negative"><span class="tag-status-icon"></span>Breaking</span> The DOM for alerts has changed a lot so we recommend to read our [new alerts page]([[docsref:/components/alerts]]) first. `.alert-sm`, `.alert-success`, `.alert-danger`, `.alert-dismissible`, `.alert-heading` have been removed.
     <details class="mb-medium">
       <summary>See all changing classes</summary>