rccontrol: fixed self-update call

scripts/rccontrol/rccontrol

@@ -1267,7 +1267,7 b' get_docker_definitions() {'
     rm -r $SOURCE_DIR/*rhodecode-enterprise-docker-plain
   fi
 
-  echo "$(green_bold bootstrap_definitions: docker definitions extracted to $SOURCE_DIR)"
+  echo "$(green bootstrap_definitions: docker definitions extracted to $SOURCE_DIR)"
 
 }
 
@@ -1984,11 +1984,10 b' rccontrol_stack_upgrade_command() {'
   # src/stack_upgrade_command.sh
   check_bootstrap
 
-  echo "# this file is located in 'src/stack_upgrade_command.sh'"
-  echo "# code for 'rccontrol stack-upgrade' goes here"
-  echo "# you can edit it freely and regenerate (it will not be overwritten)"
-  inspect_args
-
+  echo "To upgrade particular stack run this:"
+  echo "./rccontrol stack STACK_NAME up --force-recreate --build --detach"
+  echo ""
+  echo "To reclaim old image space run: docker image prune -f"
 }
 
 # :command.function
@@ -3746,7 +3745,7 b' rccontrol__completions_parse_requirements() {'
 
 # :command.initialize
 initialize() {
-  version="4.28.0.REL20221212"
+  version="4.28.0.rel2022.12.12.1"
   long_usage=''
   set -e