No, it isn't. It is confusion. It is more of Satan's whispering. "Sexism" is a stupid construct created by feminists to browbeat gamma males. The phrase conveys nothing of the truth of the situation. It is also very subtly anti-trinitarian. If you didn't get it before you heard the phrase, you are actually farther from the truth after hearing it.
...because the traditional phrasing promotes men as superior to women.
As far as Christianity is concerned, they are, so what?
Presbyterian Legislative Committee chair, Nancy Olthoff, says the decision doesn't alter the church's theological position, but merely "provides an educational resource to enhance the spiritual life of our membership."
I have some bad news for you, Nancy. God's Word is not subject to committee review. You might want to reflect on that for a while.