Revert demo to pre-2026-08-06 state (rollback today's push)

Reverts all commits pushed to demo today (a5124ca3, 858c277a, a1a50ab8,
f72abb09, fcf66657) back to f8c532f7 as a single forward commit, without
rewriting history. All reverted content (Share Withdrawal/Closure feature,
TDS reports, KYC exception tracking, client-edit-email-dialog, form121 tab,
search-select) remains intact on dev and was verified identical before
this revert.

src/app/clients/clients-routing.module.ts

@@ -60,7 +60,6 @@ import { ClientCollateralResolver } from './common-resolvers/client-collateral.r
 import { KycTabComponent } from './clients-view/kyc-tab/kyc-tab.component';
 import { CkycTabComponent } from './clients-view/ckyc-tab/ckyc-tab.component';
 import { Form60TabComponent } from './clients-view/form60-tab/form60-tab.component';
-import { Form121TabComponent } from './clients-view/form121-tab/form121-tab.component';
 import { EntityClassificationTabComponent } from './clients-view/entity-classification-tab/entity-classification-tab.component';
 import { familyAllowedGuard, nomineeAllowedGuard } from './utils/family-nominee.guard';
 
@@ -194,11 +193,6 @@ const routes: Routes = [
               component: Form60TabComponent,
               data: { title: 'Form 97', breadcrumb: 'Form 97', routeParamBreadcrumb: false }
             },
-            {
-              path: 'form121',
-              component: Form121TabComponent,
-              data: { title: 'Form 121 / TDS', breadcrumb: 'Form 121 / TDS', routeParamBreadcrumb: false }
-            },
             {
               path: 'documents',
               component: DocumentsTabComponent,