Fix names of 1.12 Schemas (microsoft#5945)

<!-- To check a checkbox place an "x" between the brackets. e.g: [x] -->

- [x] I have signed the [Contributor License
Agreement](https://cla.opensource.microsoft.com/microsoft/winget-pkgs).
- [ ] I have updated the [Release Notes](../doc/ReleaseNotes.md).
- [ ] This pull request is related to an issue.

Missed updating the file names when copying

-----

###### Microsoft Reviewers: [Open in
CodeFlow](https://microsoft.github.io/open-pr/?codeflow=https://github.com/microsoft/winget-cli/pull/5945)

Author: Trenly