Pin netaddr

PROD-37266

Change-Id: I01b7b8a431b42cb74217c8acccac31db91668b94
diff --git a/tcp_tests/requirements.txt b/tcp_tests/requirements.txt
index 92855d2..328207e 100644
--- a/tcp_tests/requirements.txt
+++ b/tcp_tests/requirements.txt
@@ -1,4 +1,5 @@
 mock>=1.2,<4.0.0 # pinning first to avoid dependency meat grinder below
+netaddr==0.7.18
 libvirt-python>=3.5.0,<4.1.0  # LGPLv2+
 git+https://github.com/openstack-archive/fuel-devops.git@10f4ac744e89bfefcba3d7d009de82669c52fa6e   # Use this requirement for Sqlite3, or if requirements for PostgreSQL are already installed
 git+https://github.com/dis-xcom/fuel-devops-driver-ironic
@@ -19,7 +20,6 @@
 kubernetes<9.0.0
 salt-pepper<=0.5.3
 setuptools<=36.2.0
-netaddr
 python-jenkins
 cmd2<0.9
 PyYAML!=5.1