How to disable update emails on success

The following code shows to disable automatic update plugin emails on success.

WordPress Some plugins were automatically updated — WordPress – Some plugins were automatically updated.

One can get a lot of emails when the Enable plugin auto-updates is turned on.
Here is code to turn off the emails. Thanks to Andy for sharing the link to the code!

Sends plugin update emails only when at least one plugin update has failed.

add_filter( 'auto_plugin_update_send_email', 'plugin_update_email_on_failure', 10, 2 );

/**
 * Sends plugin update emails only when at least one plugin update has failed.
 * Thanks to Colin @costdev on Slack. https://wordpress.slack.com/archives/CULBN711P/p1656468319331729
 *
 * @param bool  $enabled        Whether the plugin update email is enabled.
 * @param array $update_results An array of update results.
 * @return bool
 */
function plugin_update_email_on_failure( $enabled, $update_results ) {
	foreach ( $update_results as $update_result ) {
		if ( false === $update_result->result ) {
			return true;
		}
	}
    return false;
}

Another code that can be used is located here:
https://gist.github.com/afragen/e2f40ed2e71e590a127e8adc1db05948#file-stop-auto-update-success-email-php

Code is usually added to the child theme functions file or a code snippet plugin.

Resource:
https://github.com/afragen/wordpress-beta-tester/blob/develop/src/WPBT/WPBT_Extras.php#L336-L369

Thanks to Andy, John and Colin for sharing code!