[docs] fixing tutorials and docker-compose

charts/oai-5g-core/oai-amf/templates/deployment.yaml

charts/oai-5g-core/oai-amf/templates/rbac.yaml

charts/oai-5g-core/oai-amf/values.yaml

charts/simulators/gnbsim/values.yaml

docker-compose/core-network.py

docker-compose/database/oai_db1.sql

docker-compose/database/oai_db2.sql

docker-compose/docker-compose-basic-nonrf.yaml

docker-compose/docker-compose-basic-nrf.yaml

docker-compose/docker-compose-basic-vpp-nonrf.yaml

docker-compose/docker-compose-basic-vpp-nrf.yaml

docker-compose/docker-compose-gnbsim.yaml

docker-compose/docker-compose-mini-nonrf.yaml

docker-compose/docker-compose-mini-nrf.yaml

docker-compose/docker-compose-no-privilege.yaml

docker-compose/docker-compose-slicing-basic-nrf.yaml

docker-compose/healthscripts/amf-healthcheck.sh

docker-compose/healthscripts/ausf-healthcheck.sh

docker-compose/healthscripts/mysql-healthcheck1.sh

docker-compose/healthscripts/mysql-healthcheck2.sh