Deploy Checklist: New Expensify 2023-12-29

[github-actions]

Release Version: 1.4.20-3
Compare Changes: production...staging

This release contains changes from the following pull requests:

• Fix/30868: Incorrect group displayed #31424
• Feature: Update merchant to be empty and with validation  #32486
• Fix: Text in code block not vertically centered #32801
• fix previous month display on calendar after coming back to form #32889
• Fix money request amount doesn't get reverted when failing to edit #32898
• Mark the latest report action from other users as unread #32958
• [TS migration] Migrate 'HeaderWithBackButton' component to TypeScript #33214
• Change icon for empty workspace view in new room page #33331
• Migrate Icon and FloatingActionButton to function component #33336
• Modified function to check reply in thread option #33490
• migrate OptionsListSkeletonView to TS and fixes the theme switch issue  #33567
• fix: Fix remove the fill for non-icon mentions #33668
• [No QA] Unpin cloudflare CLI #33729
• [CP Staging] fix default avatar not showing on native #33752
• [CP Staging] Fix merchant saving when empty in P2P case and copy for validation #33785
• fix: Make merchant required only on Expense reports #33850

Deploy Blockers:

• iOS & Android - Many icons (login, avatars, add receipt, referral) are blank #33777
• IOU Receipt - Add receipt icon in receipt attachment modal is partially colored #33778
• [HOLD for payment 2024-01-11] [$250] IOU - System message for merchant edit shows up for each time empty merchant is saved #33780
• [HOLD for payment 2024-01-11] [HOLD for payment 2024-01-09] Expense - Merchant validation error shows "corrent merchant" instead of "correct merchant" #33781
• [HOLD for payment 2024-01-11] [HOLD for payment 2024-01-09] [$500] IOU - When adding a receipt to a manual IOU, the error "Receipt missing details" appears #33786
• [HOLD for payment 2024-01-18] [$500] Merchant - System message for merchant edit shows (none) and is inconsistent with description edit #33798
• [$500] IOU-App crashes when creating split bill in #announce & group chat #33802
• Scan - No validation error when saving empty merchant in Scan details page #33817
• [HOLD for payment 2024-01-18] IOU - Merchant field in editor is empty when the Merchant is manually set to Unknown Merchant #33818

Deployer verifications:

• I checked the App Timing Dashboard and verified this release does not cause a noticeable performance regression.
• I checked Firebase Crashlytics and verified that this release does not introduce any new crashes. More detailed instructions on this verification can be found here.
• I checked GitHub Status and verified there is no reported incident with Actions.

cc @Expensify/applauseleads

[OSBotify]

🚀 All staging deploys are complete, @Expensify/applauseleads please begin QA on version https://github.com/Expensify/App/releases/tag/1.4.20-0 🚀

[kavimuru]

Regression is completed.

#31424 failing with #33797 in mWeb, repro in Production. Checking it off
#32898 failing with #33799 repro in Prod. checking it off.

Open Blockers:
#33780
#33781
#33786
#33798
#33802

[marcaaron]

Checking off the last remaining blocker #33786.

[marcaaron]