fix(auth): correct request.json() typo in send-sms route

request.NextResponse.json() → request.json() — the bad property
access threw on every SMS send attempt, returning 500.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: ralyodio

src/app/api/auth/send-sms/route.js

@@ -43,7 +43,7 @@ export async function POST(request, { params } = {}) {
 		const logger = new SMSDebugLogger();
 
 	try {
-		const { phoneNumber } = await request.NextResponse.json();
+		const { phoneNumber } = await request.json();
 
 		logger.info('SMS send request received', {
 			phoneNumber: phoneNumber ? `${phoneNumber.substring(0, 3)}***${phoneNumber.substring(phoneNumber.length - 2)}` : null,