CEXT-5618: Use @adobe/aio-lib-db for database provisioning

[pdohogne-magento]

Description

Execute database provisioning during the deploy command via the @adobe/aio-lib-db library directly instead of going through another CLI command.

Related Issue

CEXT-5368: Minimal declarative database provisioning
CEXT-5618: Release declarative database provisioning

Motivation and Context

Follow project convention to call libraries directly instead of going through separate CLI plugins

How Has This Been Tested?

• Unit testing
• Manual testing with app.config.yaml that includes the runtimeManifest: database: auto-provision: true setting

Screenshots (if appropriate):

Relevant part of the command output when using the --verbose flag:

Proof of passing tests and code style:

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• I have signed the Adobe Open Source CLA.
• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.