fix: notification settings not working correctly (#3246)

Co-authored-by: Johannes <72809645+jobenjada@users.noreply.github.com>
Co-authored-by: Johannes <johannes@formbricks.com>

apps/web/app/api/pipeline/route.ts

@@ -1,6 +1,5 @@
 import { responses } from "@/app/lib/api/response";
 import { transformErrorToDetails } from "@/app/lib/api/validator";
-import { Prisma } from "@prisma/client";
 import { headers } from "next/headers";
 import { prisma } from "@formbricks/database";
 import { sendResponseFinishedEmail } from "@formbricks/email";
@@ -115,7 +114,7 @@ export const POST = async (request: Request) => {
         },
         notificationSettings: {
           path: ["alert", surveyId],
-          not: Prisma.JsonNull,
+          equals: true,
         },
       },
       select: { email: true },