Update version to 1.6.1

Author: eXpl0it3r

Source/Directory.Build.props

@@ -5,7 +5,7 @@
     <Owners>Arthur Teplitzki</Owners>
     <Company>Open source hosted on GitHub</Company>
     <Copyright>Copyright © 2008-2026</Copyright>
-    <Version>1.6.1-dev</Version>
+    <Version>1.6.1</Version>
     <AssemblyVersion>1.6.1.0</AssemblyVersion>
     <FileVersion>1.6.1.0</FileVersion>
     <PackageReadmeFile>README.md</PackageReadmeFile>