trigger: Name isn't required, can be auto-generated

pkg/server/ptypes/trigger.go

@@ -64,7 +64,7 @@ func ValidateUpsertTriggerRequest(v *pb.UpsertTriggerRequest) error {
 				validation.Field(&v.Trigger.Project, validation.Required),
 				// Trigger Name is also the "path" in the HTTP request, so we will
 				// validate the name against our valid path token check
-				validation.Field(&v.Trigger.Name, validation.Required, validation.By(validatePathToken)),
+				validation.Field(&v.Trigger.Name, validation.By(validatePathToken)),
 			}
 		}),
 	))