Updates snaps with new classnames

src/components/__snapshots__/UnauthenticatedApp-snapshot.test.jsx.snap

@@ -2,20 +2,20 @@
 
 exports[`UnauthenticatedApp Snapshot 1`] = `
 <div
-  className="UnauthenticatedApp"
+  className="unauthenticated-app"
 >
   <div
-    className="loginRegisterButtonsWrapper"
+    className="button-wrapper"
   >
     <button
-      className="chooseLogin"
+      className="choose-login"
       onClick={[Function]}
       type="submit"
     >
       Login
     </button>
     <button
-      className="chooseRegister"
+      className="choose-register"
       onClick={[Function]}
       type="submit"
     >