Update xiangyu _index.md

Author: hosiet

content/authors/xiangyu/_index.md

@@ -49,6 +49,9 @@ social:
   - icon: linkedin
     icon_pack: fab
     link: https://www.linkedin.com/in/xiangyu-yin-82417a195
+  - icon: earth-americas
+    icon_pack: fas
+    link: https://ericyxy98.github.io/
 # Link to a PDF of your resume/CV from the About widget.
 # To enable, copy your resume/CV to `static/files/cv.pdf` and uncomment the lines below.
 # - icon: cv