Feature: Update multi-agent template to use financial report use case (#386)

.changeset/spicy-apricots-double.md

create-app.ts

e2e/shared/multiagent_template.spec.ts

e2e/utils.ts

helpers/datasources.ts

helpers/index.ts

helpers/python.ts

helpers/types.ts

index.ts

questions/simple.ts

templates/components/agents/python/blog/README-template.md

.../components/agents/python/blog/app/agents/choreography.py

.../components/agents/python/blog/app/agents/orchestrator.py

...tes/components/agents/python/blog/app/agents/publisher.py

...es/components/agents/python/blog/app/agents/researcher.py

...ates/components/agents/python/blog/app/agents/workflow.py

templates/components/agents/python/blog/app/engine/engine.py

...ponents/agents/python/financial_report/README-template.md

...ents/agents/python/financial_report/app/agents/analyst.py

...nts/agents/python/financial_report/app/agents/reporter.py