Fixes a form assigment, which never populates ssoExcludedPaths correctly.

src/Form/LdapSsoAdminForm.php

@@ -88,7 +88,7 @@ class LdapSsoAdminForm extends ConfigFormBase {
       '#description' => $this->t('Which paths will not check for SSO? cron.php is common example. Specify pages by using their paths. Enter one path per line. The \'*\' character is a wildcard.
         Example paths are %blog for the blog page and %blog-wildcard for every personal blog. %front is the front page.',
         ['%blog' => 'blog', '%blog-wildcard' => 'blog/*', '%front' => '<front>']),
-      '#default_value' => LdapAuthenticationConfiguration::arrayToLines($config->get('ldapImplementation')),
+      '#default_value' => LdapAuthenticationConfiguration::arrayToLines($config->get('ssoExcludedPaths')),
     ];
 
     $form['ssoExcludedHosts'] = [