[backport] Special Price shown without currency symbol in magento backoffice

[XxXgeoXxX]

Base issue: #20472

Description (*)

Magento 2.3.X
Magento 2.2.X

Steps to reproduce (*)

Navigate to admin catalog product grid
Using "Columns" selection add 'Special Price' column in the grid

Expected result (*)

Special Price will be shown with currency code

Actual result (*)

Special Price showed without currency code.

Fixed Issues (if relevant)

Backport for #20474

Manual testing scenarios (*)

Navigate to admin catalog product grid
Using "Columns" selection add 'Special Price' column in the grid

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 on Travis CI are green)

[magento-engcom-team]

Hi @XxXgeoXxX. 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-engcom-team give me test instance - deploy test instance based on PR changes
• @magento-engcom-team give me 2.2-develop instance - deploy vanilla Magento instance

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

[XxXgeoXxX]

@magento-engcom-team give me test instance

[magento-engcom-team]

Hi @XxXgeoXxX. Thank you for your request. I'm working on Magento instance for you

[magento-engcom-team]

Hi @XxXgeoXxX, here is your new Magento instance.
Admin access: https://pr-20475.instances.magento-community.engineering/admin
Login: admin Password: 123123q

[XxXgeoXxX]

merge conflict was resolved

[sidolov]

Hi @XxXgeoXxX , I'm closing this PR because original was closed due to inactivity. Please, reopen original PR if you wish to continue.
Thank you!

[m2-assistant]

Hi @XxXgeoXxX, 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.