update start delay doc

Author: fretz12

openapi/openapiv2.json

@@ -11213,7 +11213,7 @@
         },
         "startDelay": {
           "type": "string",
-          "description": "Time to wait before dispatching the activity."
+          "description": "Time to wait before dispatching the first activity task. This delay is not applied to retry attempts."
         }
       }
     },

openapi/openapiv3.yaml

@@ -15382,7 +15382,7 @@ components:
         startDelay:
           pattern: ^-?(?:0|[1-9][0-9]{0,11})(?:\.[0-9]{1,9})?s$
           type: string
-          description: Time to wait before dispatching the activity.
+          description: Time to wait before dispatching the first activity task. This delay is not applied to retry attempts.
     StartActivityExecutionResponse:
       type: object
       properties:

temporal/api/workflowservice/v1/request_response.proto

@@ -3001,7 +3001,7 @@ message StartActivityExecutionRequest {
     repeated temporal.api.common.v1.Link links = 20;
     // Options for handling conflicts when using ACTIVITY_ID_CONFLICT_POLICY_USE_EXISTING.
     temporal.api.common.v1.OnConflictOptions on_conflict_options = 21;
-    // Time to wait before dispatching the activity.
+    // Time to wait before dispatching the first activity task. This delay is not applied to retry attempts.
     google.protobuf.Duration start_delay = 22;
 }