powershell: do not quote join_path result to reflect ShellBase join_path (#45944)

lib/ansible/plugins/shell/powershell.py

@@ -1503,7 +1503,7 @@ class ShellModule(ShellBase):
         path = '\\'.join(parts)
         if path.startswith('~'):
             return path
-        return '\'%s\'' % path
+        return path
 
     def get_remote_filename(self, pathname):
         # powershell requires that script files end with .ps1