fix: timer picker field should display appropriate value for future dates

[vinu-deriv]

Changes:

Fixed the below issue. the time should be 23:59 for future dates

Screenshots:

Please provide some screenshots of the change.

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Name	Status	Preview	Updated (UTC)
deriv-app	✅ Ready (Inspect)	Visit Preview	Feb 6, 2025 11:34am

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

• PR: fix: timer picker field should display appropriate value for future dates #18048
• URLs:
  • w/ App ID + Server: https://deriv-app-git-fork-vinu-deriv-vinu-grwt-4920fix-duration-field.binary.sx?qa_server=red.derivws.com&app_id=23848
  • Original: https://deriv-app-git-fork-vinu-deriv-vinu-grwt-4920fix-duration-field.binary.sx
• App ID: 23848

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- **PR**: [https://github.com/deriv-com/deriv-app/pull/18048](https://github.com/deriv-com/deriv-app/pull/18048)
- **URLs**:
    - **w/ App ID + Server**: https://deriv-app-git-fork-vinu-deriv-vinu-grwt-4920fix-duration-field.binary.sx?qa_server=red.derivws.com&app_id=23848
    - **Original**: https://deriv-app-git-fork-vinu-deriv-vinu-grwt-4920fix-duration-field.binary.sx
- **App ID**: `23848`