This is now on ARIA, we should update the metadata

Author: daniel-montalvo

index.html

@@ -35,7 +35,7 @@
       shortName: "html-aria",
       specStatus: "ED",
       revisionTypes: ["addition", "correction"],
-      group: "webapps",
+      group: "aria",
       wgPublicList: "public-webapps",
       xref: true,
       errata: "https://github.com/w3c/html-aria/issues/new/",