feat: used new pubsub method and resolve conflicts

packages/hoppscotch-backend/prisma/migrations/20230123090914_craete_user_settings/migration.sql

@@ -0,0 +1,15 @@
+-- CreateTable
+CREATE TABLE "UserSettings" (
+    "id" TEXT NOT NULL,
+    "userUid" TEXT NOT NULL,
+    "settings" JSONB NOT NULL,
+    "updatedOn" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "UserSettings_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "UserSettings_userUid_key" ON "UserSettings"("userUid");
+
+-- AddForeignKey
+ALTER TABLE "UserSettings" ADD CONSTRAINT "UserSettings_userUid_fkey" FOREIGN KEY ("userUid") REFERENCES "User"("uid") ON DELETE CASCADE ON UPDATE CASCADE;