Update Hysu's information in contributors.json

https://bugs.webkit.org/show_bug.cgi?id=260548
rdar://114282671

Reviewed by Jonathan Bedard.

Update my information in contributors.json

* metadata/contributors.json:

Canonical link: https://commits.webkit.org/267152@main

metadata/contributors.json

@@ -3332,6 +3332,19 @@
          "hyowon"
       ]
    },
+   {
+      "emails" : [
+         "hysu@apple.com",
+         "hysu.xiong@gmail.com"
+      ],
+      "expertise" : "Performance Testing, Tools",
+      "github" : "xw",
+      "name" : "Hysu Xiong",
+      "nicks" : [
+         "hysu"
+      ],
+      "status" : "committer"
+   },
    {
       "emails" : [
          "hyungwook.lee@navercorp.com"
@@ -7475,18 +7488,6 @@
          "seumas"
       ]
    },
-   {
-      "emails" : [
-         "wdx@apple.com",
-         "w_xiong@apple.com"
-      ],
-      "github" : "xw",
-      "name" : "W.D. Xiong",
-      "nicks" : [
-         "wdx"
-      ],
-      "status" : "committer"
-   },
    {
       "emails" : [
          "webcomponents-bugzilla@chromium.org"