Update User_UploadAvatar to take in a file instead of a base64 image

[NikkiWines]

Held upon https://github.com/Expensify/Web-Expensify/pull/30517

Details

Updates User_Upload avatar so that it doesn't have to take in a base64 image string to work.

Fixed Issues

Fixes https://github.com/Expensify/Expensify/issues/156268

Tests

1. Add a debug point here and open your JS Console
2. In a chat, add an attachment and press Upload
3. When the debug point is triggered run the following:

personalDetails = _PersonalDetails__WEBPACK_IMPORTED_MODULE_11__;
personalDetails.setAvatar(file)

and then continue execution
4. Wait a few seconds and confirm your profile picture is updated.
5. Refresh the page and confirm your user avatar is updated.

Tested On

• Web
• Mobile Web
• Desktop
• iOS
• Android

Screenshots

N/A

cc: @marcaaron since we discussed this

[NikkiWines]

off hold now that https://github.com/Expensify/Web-Expensify/pull/30517 has been deployed to prod!

[isagoico]

@NikkiWines Hello! This one looks like internal QA. If so, can you let me know when it's QAd so I can check it off? Thanks in advance!

[NikkiWines]

@isagoico Ah I don't think this can be QA'd at all, sorry! Forgot we added staging to E.cash now

[isagoico]

No worries at all! Thanks for the quick answer. Checking it off as No QA