Remove timezone commands

They have been moved to ckan-docker-base

ckan/ckan-docker-base#30

ckan/Dockerfile

@@ -1,15 +1,5 @@
 FROM ckan/ckan-base:2.10.1
 
-# Set up environment variables
-ENV APP_DIR=/srv/app
-ENV TZ=UTC
-RUN echo ${TZ} > /etc/timezone
-
 
 # Copy custom initialization scripts
 COPY docker-entrypoint.d/* /docker-entrypoint.d/
-
-# Make sure both files are not exactly the same
-RUN if ! [ /usr/share/zoneinfo/${TZ} -ef /etc/localtime ]; then \
-        cp /usr/share/zoneinfo/${TZ} /etc/localtime ;\
-    fi ;

ckan/Dockerfile.dev

@@ -3,13 +3,6 @@ FROM ckan/ckan-dev:2.10.1
 
 # Set up environment variables
 ENV APP_DIR=/srv/app
-ENV TZ=UTC
-RUN echo ${TZ} > /etc/timezone
-
-# Make sure both files are not exactly the same
-RUN if ! [ /usr/share/zoneinfo/${TZ} -ef /etc/localtime ]; then \
-        cp /usr/share/zoneinfo/${TZ} /etc/localtime ;\
-    fi ;
 
 # Install any extensions needed by your CKAN instance
 # - Make sure to add the plugins to CKAN__PLUGINS in the .env file