Since I've reconfigured my system some weeks ago, I've noticed a change
with my laptop: when the power cable is in, closing the lid no longer
suspends the machine.

I'd like to get the old behaviour back.  Any idea?

I'm on cebfb29abb151ede95696181d2446c63504593d7
with Linux 5.9.12.

-- 
Pierre Neidhardt
https://ambrevar.xyz/