✨ Adding _pushToken property

[andretortolano]

• Adding "_pushToken" to device properties
• Improving visual representation of the "_device" property set for debugger.

[shortcut-integration[bot]]

This pull request has been linked to Shortcut Story #60905: add _pushToken to _device auto properties.

[iujames]

I changed the base of this so it was stacked on top of #565