Update Unity.gitignore to include .vsconfig files

Remove exclusion for .vsconfig files from gitignore

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Unity.gitignore

@@ -58,7 +58,7 @@ ExportedObj/
 *.mdb
 *.opendb
 *.VC.db
-*.vsconfig
+.vsconfig
 
 # Unity3D generated meta files
 *.pidb.meta