Prefer SSL connection to Postgres and MariaDB sources

[louis-pie]

Context

AP-1693
It makes sense to switch on SSL authentication on data source.
This PR improves PipelineWise to Prefer SSL connections to Postgres and MariaDB sources.
If SSL connections cannot be made, regular connections will be made.

Proposed changes

• Update local-dev environment to enforce SSL on PG and Maria sources
• Update automated tests to connect using SSL
• Update PG code to prefer SSL
• Update Maria code to prefer SSL

Types of changes

What types of changes does your code introduce to PipelineWise?
Put an x in the boxes that apply

• New feature (non-breaking change which adds functionality)

Checklist

• I have read the CONTRIBUTING doc
• Description above provides context of the change
• I have added tests that prove my fix is effective or that my feature works
• Unit tests for changes (not needed for documentation changes)
• CI checks pass with my changes
• Bumping version in setup.py is an individual PR and not mixed with feature or bugfix PRs
• Commit message/PR title starts with [AP-NNNN] (if applicable. AP-NNNN = JIRA ID)
• Branch name starts with AP-NNN (if applicable. AP-NNN = JIRA ID)
• Commits follow "How to write a good git commit message"
• Relevant documentation is updated including usage instructions

[wise-github-bot-app]

🔴

Your CODEOWNERS file is broken, fix the following errors before merging the branch:

• The CODEOWNERS file does not exist. Repository ownership will default to ENGINEERING until you add a CODEOWNERS file with a * rule that assigns it to a team

[wise-github-bot-app]

Your CODEOWNERS or the tw-rules.yaml file has changed. Syncing your GitHub teams with your CODEOWNERS file and extraWriters in tw-rules:

Collaborator Name	Synced	Comment
analytics-platform	🟢	Team updated with role owner
@tw-census	🟢	User added with role admin

You have more info in the docs