fix(tapd): sanitize connection's respo (#7042) (#7043)

Co-authored-by: Lynwee <[email protected]>

backend/plugins/tapd/api/connection.go

@@ -209,5 +209,5 @@ func GetConnection(input *plugin.ApiResourceInput) (*plugin.ApiResourceOutput, e
 	if err != nil {
 		return nil, err
 	}
-	return &plugin.ApiResourceOutput{Body: connection}, nil
+	return &plugin.ApiResourceOutput{Body: connection.Sanitize()}, nil
 }