Yesterday Air Canada did indeed formally announce those YYC routes for next winter, but they also added in PSP with a daily flight. HUX has also been dropped:
YYC - PSP: NEW daily A320
YYC - PVR: increase to 4x weekly A320
YYC - SJD: increase to 3x weekly A320
YYC - PHX: increase to daily A320
YYC - OGG: 4x weekly MAX 8
YYC - CUN: 3x weekly MAX 8