Update pip and add requirements.txt

Related-Prod: PROD-36337
Change-Id: Ic1a4c1127a79d6e257115f062cbdd0eef18cb755
diff --git a/Dockerfile b/Dockerfile
index c7d6e7d..8a346a3 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,6 @@
 FROM ubuntu:16.04
 LABEL maintainer="qa@mirantis.com"
+LABEL build_date="2021-07-09"
 
 ENV DEBIAN_FRONTEND=noninteractive \
     DEBCONF_NONINTERACTIVE_SEEN=true \
@@ -33,7 +34,7 @@
   && apt-get update && apt-get  upgrade -y \
   && apt-get install -y vim-tiny git-core python-pip libffi-dev libssl-dev python-dev python3-dev iputils-ping patch \
 #Due to upstream bug we should use fixed version of pip
-  && pip install -U 'pip==18.0' \
+  && pip install -U 'setuptools==44.1.1' 'pip==19.2' \
 # Do main stuff
   && /build.sh buildme \
 # Cleanup