[ruby/pathname] Remove taint/untaint methods because they should be removed since Ruby 3.2 released.
Fixes https://github.com/ruby/pathname/pull/28
https://github.com/ruby/pathname/commit/c52fd3a835
[ruby/pathname] Remove taint/untaint methods because they should be removed since Ruby 3.2 released.
Fixes https://github.com/ruby/pathname/pull/28
https://github.com/ruby/pathname/commit/c52fd3a835