Reland "[CVC storage IOS] Enable using manual fallback for saved card to fill CVC"

This is a reland of commit 7e15b5b1717874788d7bc6cf9f3442cb5835dfcf This
reland fixes the test error.

Original change's description:
> [CVC storage IOS] Enable using manual fallback for saved card to fill CVC
>
> The cvc should be masked for server card and revealed for local card.
>
> Bug: 435757605, 431857697
>
> Mock: https://screenshot.googleplex.com/Fdd78RvGwmtN8wK (server card)
>
> Implementation: https://screenshot.googleplex.com/Ae25c3y2hJEW5tf
> (server card), https://screenshot.googleplex.com/7YJmQXGTLfZV5cC (local
> card)
>
> Change-Id: I1e6058822a715afbd4c105fbefbd3530619538a4
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6814750
> Commit-Queue: Yiwen Qian <yiwenqian@google.com>
> Reviewed-by: Tommy Martino <tmartino@chromium.org>
> Reviewed-by: Siyu An <siyua@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1501669}

Bug: 435757605, 431857697
Change-Id: I4627a33b0777bd30484318a7e3529e8ae24edca3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/6853623
Reviewed-by: Tommy Martino <tmartino@chromium.org>
Commit-Queue: Yiwen Qian <yiwenqian@google.com>
Reviewed-by: Siyu An <siyua@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1502141}