chore(clean): delete onboarding rewrite that had no future

src/lib/testFlags.ts

@@ -52,10 +52,6 @@ class TestFlags {
     return this.queryParams.ref;
   }
 
-  get onboardingRewrite() {
-    return !!this.queryParams.onboarding_rewrite;
-  }
-
   get showInstantDepositToggle() {
     return !!this.queryParams.funkit_toggle;
   }

src/views/dialogs/WithdrawDialog.tsx

@@ -9,11 +9,7 @@ import { useStringGetter } from '@/hooks/useStringGetter';
 import { layoutMixins } from '@/styles/layoutMixins';
 
 import { Dialog, DialogPlacement } from '@/components/Dialog';
-import { Icon, IconName } from '@/components/Icon';
 import { WithdrawForm } from '@/views/forms/AccountManagementForms/WithdrawForm';
-import { WithdrawForm as WithdrawFormV2 } from '@/views/forms/AccountManagementFormsNew/WithdrawForm/WithdrawForm';
-
-import { testFlags } from '@/lib/testFlags';
 
 export const WithdrawDialog = ({ setIsOpen }: DialogProps<WithdrawDialogProps>) => {
   const stringGetter = useStringGetter();
@@ -22,20 +18,12 @@ export const WithdrawDialog = ({ setIsOpen }: DialogProps<WithdrawDialogProps>)
     <Dialog
       isOpen
       setIsOpen={setIsOpen}
-      title={
-        testFlags.onboardingRewrite ? (
-          <span tw="row gap-[0.5ch]">
-            <Icon iconName={IconName.Usdc} size="1.5em" />
-            {/* TODO [onboarding-rewrite]: localize */}
-            {stringGetter({ key: STRING_KEYS.WITHDRAW })} USDC
-          </span>
-        ) : (
-          stringGetter({ key: STRING_KEYS.WITHDRAW })
-        )
-      }
+      title={stringGetter({ key: STRING_KEYS.WITHDRAW })}
       placement={isTablet ? DialogPlacement.FullScreen : DialogPlacement.Default}
     >
-      <$Content>{testFlags.onboardingRewrite ? <WithdrawFormV2 /> : <WithdrawForm />}</$Content>
+      <$Content>
+        <WithdrawForm />
+      </$Content>
     </Dialog>
   );
 };