1. What is the nature and description of the request?
   Cu is installing/renewing the AAP custom certs used for  Controller GUI, PAH GUI and postgresql ssl certs.
   Cu wants to use the ssl certs and keys which also has a passphrase for its private key.
2. Why does the customer need this? (List the business requirements here)
   For security reasons, it decreases the risk of leaking the private key file.
   Locking the private key file.
3. How would you like to achieve this? (List the functional requirements here)
   By allowing the SSL certs with passphrase
   By adding an extra variable in the inventory similar to below:
   1. FOR CONTROLLER UI

# Certificate and key to install in nginx for the web UI and API
web_server_ssl_cert=/tmp/custom_certs/AAP_example.cert
web_server_ssl_key=/tmp/custom_certs/AAP_example.key
web_server_ssl_key_passphrase=''

2. FOR AUTOMATION_HUB UI

# Certificate and key to install in Automation Hub node
automationhub_ssl_cert=/tmp/custom_certs/AH_example.cert
automationhub_ssl_key=/tmp/custom_certs/AH_example.key
automationhub_ssl_key_passphrase=''

3. FOR POSTGRES

# Server-side SSL settings for PostgreSQL (when we are installing it).
postgres_use_ssl=False/True
postgres_ssl_cert=/tmp/custom_certs/PG_example.cert
postgres_ssl_key=/tmp/custom_certs/PG_example.key
postgres_ssl_key_passphrase=''

1. List any affected known dependencies: Doc, UI etc.
   N/a
2. Github Link if any
   N/a