bump versions

Dockerfile

@@ -1,6 +1,6 @@
 # syntax = tonistiigi/dockerfile:runmount20180618
 
-FROM centos:7.5.1804
+FROM centos:7.7.1908
 LABEL maintainer="surkov.v@sdsys.ru"
 
 RUN --mount=type=bind,source=./files,target=/tmp/files \

files/requirements.txt

@@ -1,5 +1,7 @@
-ansible>=2.5.0,!=2.7.0
-jinja2>=2.9.6
-netaddr
-pbr>=1.6
-hvac
+ansible==2.7.16
+jinja2==2.10.1
+netaddr==0.7.19
+pbr==5.2.0
+hvac==0.8.2
+jmespath==0.9.4
+ruamel.yaml==0.15.96