dcache: fix cert files owner

containers/Dockerfile

 FROM centos:7
 
-ENV DCACHE_VERSION=8.1.0-1
+ENV DCACHE_VERSION=8.1.1-1
 ENV DNL_URL=https://www.dcache.org/old/downloads/1.9/repo/8.1/
 
 RUN yum install -y curl

containers/run.sh

@@ -4,6 +4,7 @@
 if [ x$1 != x ]
 then
   python3 /autoca-client -n -k /etc/grid-security/hostkey.pem -c /etc/grid-security/hostcer.pem ${AUTOCA_URL} $1
+  chown dcache:dcache /etc/grid-security/hostkey.pem  /etc/grid-security/hostcer.pem
 fi
 
 if [ ! -f /.init_complete ]