This reverts commit 5100e4f250.
Fixes https://github.com/NixOS/nixpkgs/issues/100293
Though it's only a workaround for now.
See https://github.com/elementary/switchboard-plug-pantheon-shell/issues/246#issuecomment-716713218
We trigger the broken scenario where we have two subdirectories. Reverting
that commit undoes this.