docker 4.2.5: fix path to start script

Author: skrobul

test/docker/4.2.5/Dockerfile

@@ -5,6 +5,6 @@ RUN yum -y install wget which
 ADD https://raw.githubusercontent.com/zenoss/core-autodeploy/4.2.5/core-autodeploy.sh ./
 ADD https://raw.githubusercontent.com/zenoss/core-autodeploy/4.2.5/secure_zenoss.sh ./
 ADD https://raw.githubusercontent.com/zenoss/core-autodeploy/4.2.5/zenpack_actions.txt ./
-RUN chmod +x ./core-autodeploy.sh
-RUN echo -e "\ny\n" | ./core-autodeploy.sh
+RUN chmod +x /core-autodeploy.sh
+RUN echo -e "\ny\n" | /core-autodeploy.sh
 ADD remote_start.sh ./