fix: remove waiting status filter check (#877)

## Problem

Waiting status has to be removed on the backend

## Tests
- [x] Pipes that are delayed will show up on waiting filter status

Author: m0nggh

packages/frontend/src/pages/ExecutionsForFlow/index.tsx

@@ -8,6 +8,7 @@ import { Pagination } from '@opengovsg/design-system-react'
 
 import Container from '@/components/Container'
 import ExecutionRow from '@/components/ExecutionRow'
+import { StatusType } from '@/components/ExecutionStatusMenu'
 import NoResultFound from '@/components/NoResultFound'
 import PageTitle from '@/components/PageTitle'
 import PrimarySpinner from '@/components/PrimarySpinner'
@@ -98,7 +99,9 @@ export default function ExecutionsForFlowPage() {
     {
       variables: {
         ...getLimitAndOffset(page),
-        status,
+        ...(status !== StatusType.Waiting && {
+          status,
+        }),
         flowId,
       },
       skip: !flowId,