Ameerul /P2PS-1577 Change the maximum file upload size to 5 MB in POT popup for FE

[ameerul-deriv]

Changes:

Please provide a summary of the change.

• Changed maximum upload size for POT from 2MB to 5MB to match mobile team
• Updated strings and test cases where it referenced 2MB

Screenshots:

Please provide some screenshots of the change.

[vercel]

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Name	Status	Preview	Updated (UTC)
deriv-app	✅ Ready (Inspect)	Visit Preview	Sep 27, 2023 2:40am

[sonarcloud]

Kudos, SonarCloud Quality Gate passed!   

0 Bugs
0 Vulnerabilities
0 Security Hotspots
0 Code Smells

No Coverage information
9.7% Duplication

[github-actions]

A production App ID was automatically generated for this PR. (log)

• PR: Ameerul /P2PS-1577 Change the maximum file upload size to 5 MB in POT popup for FE #10320
• URLs:
  • w/ App ID + Server: https://deriv-app-git-fork-ameerul-deriv-p2ps-1577-change-file-u-eeb70a.binary.sx?qa_server=red.binaryws.com&app_id=24089
  • Original: https://deriv-app-git-fork-ameerul-deriv-p2ps-1577-change-file-u-eeb70a.binary.sx
• App ID: 24089

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- **PR**: [https://github.com/binary-com/deriv-app/pull/10320](https://github.com/binary-com/deriv-app/pull/10320)
- **URLs**:
    - **w/ App ID + Server**: https://deriv-app-git-fork-ameerul-deriv-p2ps-1577-change-file-u-eeb70a.binary.sx?qa_server=red.binaryws.com&app_id=24089
    - **Original**: https://deriv-app-git-fork-ameerul-deriv-p2ps-1577-change-file-u-eeb70a.binary.sx
- **App ID**: `24089`

[github-actions]

🚨 Lighthouse report for the changes in this PR:

Category	Score
🔺 Performance	22
🟧 Accessibility	75
🟧 Best practices	83
🟧 SEO	85
🟢 PWA	90

Lighthouse ran with https://deriv-app-git-fork-ameerul-deriv-p2ps-1577-change-file-u-eeb70a.binary.sx/

[coveralls]

coverage: 10.924%. remained the same when pulling 5386cb2 on ameerul-deriv:P2PS-1577-change-file-upload-size-to-5-mb into 612a122 on binary-com:master.