It wouldn't make sense for her to try and work with Cardi anyway. She's never been about female empowerment.
Only worked with Bey & Rih because they have clout, and we see how pressed Rih got her over some blue hair and Fently Beauty slaying.
Between losing Safaree, Meek tossing her through the mud, getting bodied by Remy, Cardi having her foot on her with her debut single, flop song after flop song and even features she's doing not being able to come out due to label disagreements she is in shambles.