Do not attempt to connect to Internet during build-time tests

--- a/ooni/tests/__init__.py

+++ b/ooni/tests/__init__.py

@@ -1,10 +1,4 @@

 import socket

 def is_internet_connected():

-    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)

-    try:

-        s.connect(('torproject.org', 80))

-        s.shutdown(2)

-        return True

-    except Exception:

-        return False

+    return False

0001-remove_unneeded_deps_from_requirements.patch

0002-fix_install_paths.patch

0003-fix-install-run.patch

0004-never-run-network-tests.patch