Fix display of decimal quantities for wishlist items

[mfickers]

Description (*)

Wishlist items can have a decimal quantity. The wishlist item quantity is cast to int in the template, prohibiting the correct quantity from being displayed.

Fixed Issues (if relevant)

1. Decimal quantity is not displayed for wishlist items. #23932

Manual testing scenarios (*)

1. Add product with decimal quantity to wishlist.
2. Save a decimal quantity for the wishlist item.
3. After reload, the decimal quantity should be displayed for the item.

Questions or comments

Contribution checklist (*)

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds are green)

[m2-assistant]

Hi @mfickers. Thank you for your contribution
Here is some useful tips how you can test your changes using Magento test environment.
Add the comment under your pull request to deploy test or vanilla Magento instance:

• @magento give me test instance - deploy test instance based on PR changes
• @magento give me 2.3-develop instance - deploy vanilla Magento instance

For more details, please, review the Magento Contributor Assistant documentation

[magento-engcom-team]

Hi @swnsma, thank you for the review.
ENGCOM-5514 has been created to process this Pull Request
✳️ @swnsma, could you please add one of the following labels to the Pull Request?

Label	Description
Auto-Tests: Covered	All changes in Pull Request is covered by auto-tests
Auto-Tests: Not Covered	Changes in Pull Request requires coverage by auto-tests
Auto-Tests: Not Required	Changes in Pull Request does not require coverage by auto-tests

[engcom-Delta]

✔️ QA passed

[m2-assistant]

Hi @mfickers, thank you for your contribution!
Please, complete Contribution Survey, it will take less than a minute.
Your feedback will help us to improve contribution process.