chore: reset debug level in sssd.conf

etc/sssd/sssd.conf

@@ -5,12 +5,10 @@ config_file_version = 2
 domains = ad.francetelecom.fr
 certificate_verification = no_ocsp
 services = nss
-debug_level = 9
 
 [nss]
 filter_users = root
 filter_groups = root
-debug_level = 9
 
 [pam]
 pam_verbosity = 3
@@ -20,7 +18,6 @@ pam_public_domains = ad.francetelecom.fr
 pam_cert_auth = false
 p11_child_timeout = 60
 offline_credentials_expiration = 0
-debug_level = 9
 
 [domain/ad.francetelecom.fr]
 min_id = 1000
@@ -37,5 +34,4 @@ krb5_renewable_lifetime = 7d
 krb5_renew_interval = 30m
 # see /etc/krb5.conf
 krb5_use_kdcinfo = false
-debug_level = 9