I believe this was addressed in https://github.com/snapcore/snapd/pull/11221 which landed just recently. You can install the snapd snap from edge and then copy /snap/snapd/current/usr/share/fish/vendor_conf.d/snapd.fish to /usr/share/fish/vendor_conf.d/ and verify if that works for you?
I believe this was addressed in https:/ /github. com/snapcore/ snapd/pull/ 11221 which landed just recently. You can install the snapd snap from edge and then copy /snap/snapd/ current/ usr/share/ fish/vendor_ conf.d/ snapd.fish to /usr/share/ fish/vendor_ conf.d/ and verify if that works for you?