Allow request to be sent to budget demands pipeline

src/routes/budgets/demands/+server.ts

@@ -29,6 +29,16 @@ function auditBody(audit: Audit, dataUnknown: unknown): [unknown, unknown] {
     auditRequire,
   )
 
+  audit.attribute(
+    data,
+    "request",
+    true,
+    errors,
+    remainingKeys,
+    // TODO
+    auditRequire,
+  )
+
   audit.attribute(
     data,
     "simulation",