Remove set::oper-only-stats from config. Don't mention set::allow-user-stats

there since that is a niche feature that 99% is unlikely to use.

doc/conf/examples/example.conf

@@ -473,9 +473,6 @@ set {
 	/* static-part does the same for /PART */
 	/* static-part yes; */
 
-	/* Which /STATS to restrict to opers only. We suggest to leave it to * (ALL) */
-	oper-only-stats "*";
-
 	/* Flood protection */
 	anti-flood {
 		nick-flood 3:60;	/* 3 nick changes per 60 seconds (the default) */

doc/conf/examples/example.fr.conf

@@ -430,11 +430,6 @@ set {
 	/* static-part fait la même chose pour /PART */
 	/* static-part yes; */
 
-	/* Quelles /STATS sont restreintes aux Opérateurs. Nous vous
-	 * conseillons de laisser '*' (toutes)
-	 */
-	oper-only-stats "*";
-
 	/* Protections anti-flood */
 	anti-flood {
 		nick-flood 3:60;    /* 3 changements de nick par 60 secondes */

doc/conf/examples/example.tr.conf

@@ -473,9 +473,6 @@ set {
 	/* static-part /PART komutu ile aynı işi görür */
 	/* static-part yes; */
 
-	/* /STATS komutunu operler için kısıtlar. Önerilen * (TÜMÜ) */
-	oper-only-stats "*";
-
 	/* Anti flood Koruması */
 	anti-flood {
 		nick-flood 3:60;	/* Her 60 saniyede 3 nick değişikliği (varsayılan) */