Corrected .vsxproj.filters to .vcxproj.filters

[SlyFoxHayes]

Description

Corrected .vsxproj.filters to .vcxproj.filters

Related Issue

Issue 146

Motivation and Context

Corrected to show the proper icon for .vcxproj.filters.

How Has This Been Tested?

Didn't test. It is a one character change to devblackops.psd1.

Screenshots (if appropriate):

Types of changes

• [x] Bug fix (non-breaking change which fixes an issue)
• [ ] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [ ] My code follows the code style of this project.
• [ ] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have read the CONTRIBUTING document.
• [ ] I have added tests to cover my changes.
• [ ] All new and existing tests passed.