Verify Pact Python Workshop in CI workflow

[JP-Ellis]

Have you read the Contributing Guidelines on issues?

• I have read the Contributing Guidelines on issues.

Description

Add another GitHub Workflow which tests the Python workshop code.

Motivation

We want to ensure that the Pact Python workshop remains compatible with the latest changes in Pact Python, and for any possible deviation/breaking changes to be addressed ASAP.

Have you tried building it?

No response

Self-service

• I'd be willing to contribute this feature to Pact Python myself.

[github-actions]

🤖 Great news! We've labeled this issue as smartbear-supported and created a tracking ticket in PactFlow's Jira (PACT-2311). We'll keep work public and post updates here. Meanwhile, feel free to check out our docs. Thanks for your patience!