[pgsched in CI] pod init script and yaml files

...ousintegration/docker/ctafrontend/cc7/opt/run/bin/init.sh

...on/docker/ctafrontend/cc7/opt/run/bin/init_objectstore.sh

continuousintegration/orchestration/create_instance.sh

...ousintegration/orchestration/database-pgsched-sample.yaml

continuousintegration/orchestration/internal_pgsched.yaml

continuousintegration/orchestration/run_systemtest.sh

scheduler/PostgresSchedDB/PostgresSchedDBFactory.hpp

scheduler/PostgresSchedDB/PostgresSchedDBInit.hpp

...uler/PostgresSchedDB/schema/postgres_scheduler_schema.sql

scheduler/PostgresSchedDB/sql/Enums.hpp

tapeserver/daemon/DriveHandler.hpp