[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  Lets drop outdated Fabric file.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 <markus.heiser@darmarit.de>

utils/fabfile.py

@@ -1,117 +0,0 @@
-from fabric.api import cd, run, sudo, put
-from io import StringIO
-
-
-base_dir = '/usr/local'
-hostname = 'searx.me'
-searx_dir = base_dir + '/searx'
-searx_ve_dir = searx_dir + '/searx-ve'
-current_user = run('whoami').stdout.strip()
-
-uwsgi_file = '''
-[uwsgi]
-# Who will run the code
-uid = {user}
-gid = {user}
-
-# Number of workers
-workers = 8
-
-# The right granted on the created socket
-chmod-socket = 666
-
-# Plugin to use and interpretor config
-single-interpreter = true
-master = true
-plugin = python
-
-# Module to import
-module = searx.webapp
-
-# Virtualenv and python path
-virtualenv = {searx_ve_dir}
-pythonpath = {searx_dir}
-chdir = {searx_dir}/searx
-'''.format(user=current_user,
-           searx_dir=searx_dir,
-           searx_ve_dir=searx_ve_dir)
-
-nginx_config = '''
-server {{
-    listen 80;
-    server_name {hostname};
-    server_name www.{hostname};
-    root /usr/local/searx;
-
-    location / {{
-        include uwsgi_params;
-        uwsgi_pass unix:/run/uwsgi/app/searx/socket;
-    }}
-}}
-'''.format(hostname=hostname)
-
-
-def stop():
-    sudo('/etc/init.d/uwsgi stop')
-
-
-def start():
-    sudo('/etc/init.d/uwsgi start')
-
-
-def restart():
-    sudo('/etc/init.d/uwsgi restart')
-
-
-def init():
-    if not run('test -d ' + searx_dir, warn_only=True).failed:
-        return
-
-    sudo('apt-get update')
-
-    sudo('apt-get install git'
-         ' build-essential'
-         ' libxslt-dev'
-         ' python-dev'
-         ' python-virtualenv'
-         ' python-pybabel'
-         ' zlib1g-dev'
-         ' uwsgi'
-         ' uwsgi-plugin-python'
-         ' nginx')
-
-    sudo('mkdir -p ' + base_dir)
-
-    put(StringIO(nginx_config), '/etc/nginx/sites-enabled/searx', use_sudo=True)
-    sudo('/etc/init.d/nginx restart')
-
-    with cd(base_dir):
-        sudo('git clone https://github.com/searx/searx')
-
-    sudo('chown -R {user}:{user} {searx_dir}'.format(user=current_user, searx_dir=searx_dir))
-    put(StringIO(uwsgi_file), searx_dir + '/uwsgi.ini')
-    sudo('ln -s {0}/uwsgi.ini /etc/uwsgi/apps-enabled/searx.ini'.format(searx_dir))
-
-    run('virtualenv {0}'.format(searx_ve_dir))
-
-    with cd(searx_dir):
-        run('source {0}/bin/activate && pip install -r requirements.txt'.format(searx_ve_dir))
-
-    start()
-
-
-def deploy():
-    init()
-
-    with cd(searx_dir):
-        run("git stash", warn_only=True)
-        run("git pull origin master")
-        run("git stash pop", warn_only=True)
-
-    restart()
-
-
-def clean():
-    sudo('rm -rf {searx_dir}'.format(searx_dir=searx_dir), warn_only=True)
-    sudo('rm /etc/uwsgi/apps-enabled/searx.ini', warn_only=True)
-    sudo('rm /etc/nginx/sites-enabled/searx', warn_only=True)