feat(vocab): stabilize daily batch handling in SRS session and improve due item display

src/valuerecalculationworker.h

@@ -107,16 +107,8 @@ private:
                 JOIN falukant_type.party AS pt
                   ON pt.id = p.party_type_id
                  AND pt.tr = 'wedding'
-                JOIN falukant_data.falukant_user AS fu
-                  ON fu.id = p.falukant_user_id
-                JOIN falukant_data."character" AS c
-                  ON c.user_id = fu.id
                 JOIN falukant_data.relationship AS rel2
                   ON p.relationship_id = rel2.id
-                  OR (
-                    p.relationship_id IS NULL
-                    AND (rel2.character1_id = c.id OR rel2.character2_id = c.id)
-                  )
                 JOIN falukant_type.relationship AS rt2
                   ON rt2.id = rel2.relationship_type_id
                  AND rt2.tr = 'engaged'