fix image path and redirect

Author: devalog

fern/docs.yml

@@ -303,7 +303,7 @@ redirects:
     destination: /learn/docs/writing-content/components/accordions
   - source: /learn/docs/writing-content/components/card-groups
     destination: /learn/docs/writing-content/components/cards
-  - source: /learn/docs/writing-content/components/embed
+  - source: /learn/docs/writing-content/components/download
     destination: /learn/docs/writing-content/components/download
   - source: /learn/docs/building-and-customizing-your-docs/navigation
     destination: /learn/docs/configuration/navigation

fern/products/docs/pages/component-library/writing-content/markdown.mdx

@@ -114,11 +114,11 @@ Embed PDFs using the `<iframe>` element. Don't use the `<embed>` element, as it
 
 <Tabs>
 <Tab title="Rendered video">
-<iframe src="./all-about-ferns.pdf" width="100%" height="500px" style={{ border: 'none', borderRadius: '0.5rem' }} />
+<iframe src="../default-components/all-about-ferns.pdf" width="100%" height="500px" style={{ border: 'none', borderRadius: '0.5rem' }} />
 </Tab>
 <Tab title="HTML">
 ```html
-<iframe src="./all-about-ferns.pdf" width="100%" height="500px" style={{ border: 'none', borderRadius: '0.5rem' }} />
+<iframe src="../default-components/all-about-ferns.pdf" width="100%" height="500px" style={{ border: 'none', borderRadius: '0.5rem' }} />
 ```
 </Tab>
 </Tabs>