Also confirmed on driver version 495.44. I write a binary patch to bypass libnvidia-glcore.so from sending nvidia.powerd.server message to dbus. Not sure if there are any side effects. This patch is only for version 495.44.
perl -pwE 's/\x0f\x84\x5b\x01\x00\x00\x4c\x8d/\xe9\x5c\x01\x00\x00\x00\x4c\x8d/g' libnvidia-glcore.so.495.44 > libnvidia-glcore.so.495.44.new