FTBFS: upstream source url changed
It seems that upstream url has been changed.
```
==> Retrieving sources...
-> Downloading recoll-1.37.4.tar.gz...
% Total % Received % Xferd Average Speed Time Time Time Current
Dload Upload Total Spent Left Speed
0 312 0 0 0 0 0 0 --:--:-- 0:00:02 --:--:-- 0
curl: (22) The requested URL returned error: 404
==> ERROR: Failure while downloading https://www.lesbonscomptes.com/recoll/recoll-1.37.4.tar.gz
Aborting...
```
Successfully build it with: https://www.recoll.org/recoll-1.37.4.tar.gz
issue