Exception raised when a locale file cannot be written to the locale cache directory.
@type reason() :: :permission_denied | :no_such_directory | :disk_full | :read_only_filesystem | :file_exists | :other_io_error
@type t() :: %Localize.LocaleCacheWriteError{ __exception__: term(), locale_id: atom(), path: Path.t() | nil, posix_error: :file.posix() | term() | nil, reason: reason() | nil }