refactor(web): drop pending-form matching from restored chat history

A form is either pending or submitted in one history response, so matching
a submitted form ID against the pending list can never succeed. Pass the
form definition straight through and drop test setup that no longer
affects the rendered components.

web/app/components/base/chat/chat-with-history/hooks.tsx

@@ -90,21 +90,16 @@ function getFormattedChatList(messages: any[]) {
       }
 
       if (!('form_submission_data' in content) || !content.form_submission_data) return
-      // Legacy submissions without a definition expose no form ID. Keep a history-only
-      // identity for their cards without matching or removing a live pending form.
+      // Legacy submissions without a definition expose no form ID, so give their
+      // cards a history-only identity.
       const formId =
         formDefinition?.form_id ??
         `${content.workflow_run_id ?? item.id}:${content.form_submission_data.node_id}:${contentIndex}`
-      const currentFormIndex = humanInputFormDataList.findIndex((item) => item.form_id === formId)
-      const requiredFormData =
-        formDefinition ||
-        (currentFormIndex > -1 ? humanInputFormDataList[currentFormIndex] : undefined)
-      if (currentFormIndex > -1) humanInputFormDataList.splice(currentFormIndex, 1)
       workflowRunId = content.workflow_run_id || workflowRunId
       humanInputFilledFormDataList.push(
         enrichSubmittedHumanInputFormData(
           { ...content.form_submission_data, form_id: formId },
-          requiredFormData,
+          formDefinition,
         ),
       )
     })

web/app/components/base/chat/chat/answer/__tests__/human-input-filled-form-list.spec.tsx

@@ -1,7 +1,6 @@
 import type { HumanInputFilledFormData } from '@/types/workflow'
-import { screen } from '@testing-library/react'
+import { render, screen } from '@testing-library/react'
 import userEvent from '@testing-library/user-event'
-import { renderWithAccountProfile as render } from '@/test/console/account-profile'
 import HumanInputFilledFormList from '../human-input-filled-form-list'
 
 it('keeps expansion with the same form when same-Tool submissions are reordered', async () => {

web/app/components/workflow/header/__tests__/running-title.spec.tsx

@@ -9,7 +9,6 @@ vi.mock('../../hooks/use-workflow', () => ({
 
 describe('RunningTitle', () => {
   beforeEach(() => {
-    vi.clearAllMocks()
     mockIsChatMode = false
   })