feat: schema endorsement flow for W3C (FE)

[pranalidhanavade]

• Implement schema endorsement flow for W3C schemaType.
• Testing for schema endorsement flow for from front-end side for W3C schemaType with shared and dedicated agents.
  - Schema endorsement for shared agent to shared agent.
  - Schema endorsement for dedicated agent to dedicated agent.
  - Schema endorsement for shared agent to dedicated agent.
  - Schema endorsement for shared dedicated to shared agent.

[pranalidhanavade]

This task deployment was pending due to ongoing deployments.
PR : - #731