Add a WordPress to Astro write-up on redirecting every old URL (#14611)

Co-authored-by: Armand Philippot <59021693+ArmandPhilippot@users.noreply.github.com>

Author: bensynapse

src/content/docs/en/guides/migrate-to-astro/from-wordpress.mdx

@@ -81,6 +81,7 @@ To convert other types of sites, such as a portfolio or documentation site, see
   <LinkCard title="Why I ditched WordPress for Astro" href="https://vbartalis.xyz/en/blog/why-i-ditched-wordpress-for-astro-js/" />
   <LinkCard title="DeWP: utility to use your WordPress data in Astro projects" href="https://delucis.github.io/dewp/" />
   <LinkCard title="Astro vs. WordPress: Rendering Patterns of the Modern Web" href="https://andrewkepson.com/blog/headless-wordpress/astro-vs-wordpress-rendering-patterns/" />
+  <LinkCard title="Moving an 8-year-old WordPress site without losing a single URL" href="https://synapsereality.io/wordpress-site-migration-without-losing-a-url/" />
 </CardGrid>
 
 :::note[Have a resource to share?]