Fixing an issue with cached permissions, work item: 17057

If a role was saved with no permissions at all, the inmemory cache
of role's permission isn't cleared because the trigger was outside
of the loop.

--HG--
branch : 1.x

src/Orchard.Web/Modules/Orchard.Roles/Services/RoleService.cs

@@ -84,8 +84,8 @@ namespace Orchard.Roles.Services {
                 }
                 PermissionRecord permissionRecord = _permissionRepository.Get(x => x.Name == permission);
                 roleRecord.RolesPermissions.Add(new RolesPermissionsRecord { Permission = permissionRecord, Role = roleRecord });
-                TriggerSignal();
             }
+            TriggerSignal();
         }
 
         private string GetFeatureName(string permissionName) {