Does the Church venerate damned souls in hell?
Do I reject the veneration of persons which the Church venerates as saints?
Is the Liturgy both Divine and human? Yes.
Is the Liturgical Calendar both Divine and human? Yes.
Is the Calendar of Saints part of the Liturgy? Yes.
Is the Calendar of Saints of human origin? Yes, since Saints are human.
Is the Calendar of Saints a COMPLETE and PERFECT record of ALL saints? Surely not.
Are there saints (i.e. non canonized persons who are in heaven) which the Church has not recognized? Yes.
Has the Church made changes to the Calendar of Saints over the years, which are contradictory? In the post-V2 era, Yes.
For example, how many saints were removed post-V2 from the calendar, which were there for centuries? MANY (St Philomena a great example).
Does the Church have the power to 'bind and loose' such things? Yes.
Therefore, are such changes part of Her human, fallible decision making? In theory, Yes.