[mail; password; forgotten][#6334] - Fix mail url

Fix the mail url  on password generation

htdocs/user/class/user.class.php

@@ -1653,12 +1653,12 @@ class User extends CommonObject
 
 		// Define $urlwithroot
 		//$urlwithouturlroot=preg_replace('/'.preg_quote(DOL_URL_ROOT,'/').'$/i','',trim($dolibarr_main_url_root));
-		$urlwithroot=$urlwithouturlroot.DOL_URL_ROOT;		// This is to use external domain name found into config file
+		//$urlwithroot=$urlwithouturlroot.DOL_URL_ROOT;		// This is to use external domain name found into config file
 		//$urlwithroot=DOL_MAIN_URL_ROOT;						// This is to use same domain name than current
 
 		if (! $changelater)
 		{
-			$url = $urlwithroot.'/';
+			$url = $dolibarr_main_url_root.'/';
 		    
 			$mesg.= $outputlangs->transnoentitiesnoconv("RequestToResetPasswordReceived").".\n";
 			$mesg.= $outputlangs->transnoentitiesnoconv("NewKeyIs")." :\n\n";
@@ -1674,7 +1674,7 @@ class User extends CommonObject
 		}
 		else
 		{
-			$url = $urlwithroot.'/user/passwordforgotten.php?action=validatenewpassword&username='.$this->login."&passwordhash=".dol_hash($password);
+			$url = $dolibarr_main_url_root.'/user/passwordforgotten.php?action=validatenewpassword&username='.$this->login."&passwordhash=".dol_hash($password);
 		    
 			$mesg.= $outputlangs->transnoentitiesnoconv("RequestToResetPasswordReceived")."\n";
 			$mesg.= $outputlangs->transnoentitiesnoconv("NewKeyWillBe")." :\n\n";