Update settings.rst

Signed-off-by: Dennis de Best <dennis@debest.fr>

developer_manual/digging_deeper/settings.rst

@@ -110,9 +110,11 @@ on the survey_client solution.
             }
 
             /**
-             * @return int whether the form should be rather on the top or bottom of
+             * Whether the form should be rather on the top or bottom of
              * the admin section. The forms are arranged in ascending order of the
              * priority values. It is required to return a value between 0 and 100.
+             *
+             * @return int
              */
             public function getPriority() {
                     return 50;