Update blankslate.mdx

content/components/blankslate.mdx

@@ -19,7 +19,7 @@ import {AccessibilityLink} from '~/src/components/accessibility-link'
 
 The blankslate component is made up of several elements that work together to inform the user about a feature and how to proceed forward. Below are the different elements of the component and how to modify them.
 
-![Blankslate anatomy](https://github.com/primer/design/assets/813754/3e5f451c-6b2e-411a-b146-79483b14dbfb)
+![Blankslate anatomy](https://github.com/user-attachments/assets/d7bfdc56-ef85-4264-8ac2-ea6a41e73942)
 
 ### Graphic
 
@@ -49,11 +49,11 @@ The border is invisible by default, but can be added to help define the structur
 
 Empty states have multiple variations that can be used in different contexts.
 
-### GitHub marketing icons
+### Octicons
 
-[GitHub marketing icons](https://ghicons.github.com/) can be used to represent the feature where the Blankslate is found. Blankslates should default to using a GitHub marketing icon for graphic elements.
+[Octicons](https://primer.style/foundations/icons) can be used to represent the feature where the Blankslate is found.
 
-![GH Icon Blankslate](https://github.com/primer/design/assets/813754/c2604fab-4fd2-4505-9399-af848694219f)
+![Octicon Icon Blankslate](https://github.com/user-attachments/assets/9fd63765-a113-4c2d-ba30-339369797e06)
 
 ### Code block