Updated social media.

Signed-off-by: Zelin Cai <[email protected]>

Author: caizelin

mkdocs.yml

@@ -132,10 +132,10 @@ extra:
       link: https://x.com/makerdiary
     - icon: fontawesome/brands/linkedin
       link: https://www.linkedin.com/company/makerdiary
+    - icon: fontawesome/brands/reddit
+      link: https://www.reddit.com/r/makerdiary
     - icon: fontawesome/brands/youtube
       link: https://www.youtube.com/@makerdiary
-    - icon: fontawesome/solid/blog
-      link: https://blog.makerdiary.com
     - icon: fontawesome/brands/discourse
       link: https://community.makerdiary.com
     - icon: fontawesome/solid/envelope