There's a fairly long history to it - https://en.wikipedia.org/wiki/Female_gendering_of_AI_technol... (consider ELIZA named after Eliza Doolittle)

And some other articles on it:

How AI bots and voice assistants reinforce gender bias - https://www.brookings.edu/research/how-ai-bots-and-voice-ass...

Gender Bias in AI: Why Voice Assistants Are Female - https://www.adaptworldwide.com/insights/2021/gender-bias-in-...