[vs17.7] adjust XmlReader.Create to passed path with potentially invalid character

[github-actions]

Fixes #9028 for vs17.7

Work item (Internal use):

• related to [ClickOnce] Fix for GB18030 character issues in ClickOnce publishing #9062

Summary

• we have proactively fixed some potential filename-with-unicode-chars issue and now it was reported as GT18030 bug in [ClickOnce] Fix for GB18030 character issues in ClickOnce publishing #9062
• backport adjust XmlReader.Create to passed path with potentially invalid character #9028 to vs17.7

Customer Impact

• compliance with GT18030

Regression?

• no

Testing

• Local
• PR Gates
• OneClick team confirmed that it has been fixed in Main
• Dogfooding: it has been in main for about week without any related bug report

Risk

• very small

Backport of #9028 to vs17.7

/cc @rainersigwald @YuliiaKovalova

[ghost]

Hello! I noticed that you're targeting one of our servicing branches. Please consider updating the version.

[ghost]

Hello! I noticed that you're targeting one of our servicing branches. Please consider updating the version.

[rokonec]

Looks unaltered and intact from already approved main PR.