[fix] remove Fabric file
[fix] remove Fabric file

The fabfile.py has not been updated since 5 years.  I also asked [1] if someone
still use Fabric wtihout any response.  Lets drop outdated Fabric file.

[1] https://github.com/searx/searx/discussions/2400

Signed-off-by: Markus Heiser <14dfd67dd72e7ac80c040b62bb932f1e121795cc@darmarit.de>

dalf/searx,dalf/searx,dalf/searx,dalf/searx