Add Raphael Kubo da Costa as editor (#287)

Adding Raphael as an editor. Some of his recent contributions include:

Clarification in specification: #283
Automation section: #284

index.html

@@ -31,6 +31,12 @@
         companyURL: "https://intel.com",
         w3cid: 57705,
       },
+      {
+        name: "Raphael Kubo da Costa",
+        company: "Intel Corporation",
+        companyURL: "https://intel.com",
+        w3cid: 95850,
+      },
       {
         name: "Arnaud Mandy",
         company: "Intel Corporation",
@@ -2470,7 +2476,6 @@ <h2>
     Opal Voravootivat,
     Paul Jensen,
     Peter Djeu,
-    Raphael Kubo da Costa,
     Reilly Grant,
     Ulan Degenbaev,
     Victor Miura,