Add workflow dispatch

Author: pamelafox

.github/workflows/evaluate.yaml

@@ -3,6 +3,7 @@ name: Evaluate RAG answer flow
 on:
   issue_comment:
     types: [created]
+  workflow_dispatch:
 
 # Set up permissions for deploying with secretless Azure federated credentials
 # https://learn.microsoft.com/azure/developer/github/connect-from-azure?tabs=azure-portal%2Clinux#set-up-azure-login-with-openid-connect-authentication