Symfony\Component\Console\Application::add() method is deprecated

[joshmiller83]

Describe the bug or behavior
Upon install and running for the first time, I recieved a PHP error about Symfony deprecations.

To Reproduce
Install on a fresh computer or virtual computer and run with the latest PHP version.

Expected behavior
No errors

Actual behavior
A deprecation error:

ERROR: Since symfony/console 7.4: The "Symfony\Component\Console\Application::add()" method is deprecated and will be removed in Symfony 8.0, use "Symfony\Component\Console\Application::addCommand()" instead.
in phar:///opt/homebrew/Cellar/diffy-cli/0.1.45/bin/diffy/vendor/symfony/deprecation-contracts/function.php:25

Workaround
Doesn't seem to impact functionality.

System Configuration

Q	A
Drush version?	N/A
Drupal version?	N/A
PHP version	8.5.3
OS?	Mac