Comply with new member-delimiter-style rule

Just `eslint --fix` with rule from
https://github.com/matrix-org/eslint-plugin-matrix-org/pull/9 in place

src/components/structures/auth/Registration.tsx

@@ -49,7 +49,7 @@ interface IProps {
     //   for operations like uploading cross-signing keys).
     onLoggedIn(params: {
         userId: string;
-        deviceId: string
+        deviceId: string;
         homeserverUrl: string;
         identityServerUrl?: string;
         accessToken: string;