$ sudo aptitude update
But neither gave me any more output.
For me, there is more output (to be precise one more line at the end) with either your example config or an additional -v, for example in a pbuilder Debian sid chroot with aptitude 0.8.12-1:
# aptitude update
Hit http://debian.ethz.ch/debian sid ...
Regarding the verbosity setting, your configuration is correct (but you only need the last line). However, apt update doesn’t use Aptitude’s settings, so you won’t see a difference there. The difference with aptitude update is minor, it adds a status line at the end, showing the number of upgradable packages etc.
To check verbosity settings, the best ...
You can remove this ppa manually:
sudo rm /etc/apt/sources.list.d/ansible-ansible-jessie.list
sudo apt-get update
If you want to use this ppa add trusty codename instead of jessie :
sudo nano /etc/apt/sources.list.d/ansible-ansible-jessie.list
Then add the following line:
deb http://ppa.launchpad.net/ansible/ansible/ubuntu trusty main
then run ...