Upgrade PostgreSQL test coverage

[suxxez]

Proposed changes

• implement Upgrade test coverage to PostgreSQL 14+ #776
• Upgrade PostgreSQL test coverage to include PG14, PG15 and PG16
• Change deprecated TimescaleDB image from timescaledb-postgis to timescaledb-ha

Types of changes

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• Bugfix (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 not work as expected)
• Maintenance (update of libraries or other dependences)

Checklist

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• I have read the CONTRIBUTING doc
• I have signed the CLA
• I have added tests that prove my fix is effective or that my feature works
• I have run all the existing tests locally (not just those related to my feature) and there are no errors
• After the last push to the PR branch, I have run the lint script locally and there are no changes to the code base
• I have updated the RELEASE NOTES
• I have added necessary documentation (if appropriate)
• Any dependent changes have been merged and published in downstream modules

[github-actions]

CLA Assistant Lite bot All contributors have signed the CLA ✍️

[suxxez]

I have read the CLA Document and I hereby sign the CLA

[c0c0n3]

@suxxez great job, thanks soooooooo much!