change permission because the base image changed permission (#831)

Author: jshum2479

samples/docker-domain/Dockerfile

@@ -86,18 +86,18 @@ COPY container-scripts/* ${SCRIPT_HOME}/
 # Unzip and install the WDT image and change the permissions / owner.
 USER root
 RUN chmod +xw $SCRIPT_HOME/*.sh && \
-    chown -R oracle:oracle ${SCRIPT_HOME} && \
+    chown -R oracle:root ${SCRIPT_HOME} && \
     mkdir -p +xwr $PROPERTIES_FILE_DIR && \
-    chown -R oracle:oracle $PROPERTIES_FILE_DIR && \
+    chown -R oracle:root $PROPERTIES_FILE_DIR && \
     mkdir -p $DOMAIN_PARENT && \
-    chown -R oracle:oracle $DOMAIN_PARENT && \
+    chown -R oracle:root $DOMAIN_PARENT && \
     chmod -R a+xwr $DOMAIN_PARENT && \
     cd ${WDT_HOME} && \
     $JAVA_HOME/bin/jar xf ./weblogic-deploy.zip && \
     rm weblogic-deploy.zip && \
     chmod +xw weblogic-deploy/bin/*.sh && \
     chmod -R +xw weblogic-deploy/lib/python   && \
-    chown -R oracle:oracle weblogic-deploy
+    chown -R oracle:root weblogic-deploy
 
 # Persist the WDT tool home location
 ENV WDT_HOME=$WDT_HOME/weblogic-deploy
@@ -107,8 +107,8 @@ ENV WDT_HOME=$WDT_HOME/weblogic-deploy
 # Be sure to build with --force-rm to eliminate this container layer
 
 COPY ${WDT_MODEL} ${WDT_ARCHIVE} ${WDT_VARIABLE} properties/docker-build/*.properties ${PROPERTIES_FILE_DIR}/
-# --chown for COPY is available in docker version 18 'COPY --chown oracle:oracle'
-RUN chown -R oracle:oracle ${PROPERTIES_FILE_DIR}
+# --chown for COPY is available in docker version 18 'COPY --chown oracle:root'
+RUN chown -R oracle:root ${PROPERTIES_FILE_DIR}
 
 # Create the domain home in the docker image.
 #