[D1] Adding missing error message (#24939)

* adding missing error message

* Moving the error message to the top of the list

Author: Oxyjun

src/content/docs/d1/observability/debug-d1.mdx

@@ -64,6 +64,7 @@ Before retrying any failed operation:
 
 | `D1_ERROR` type                                                             | Description                                                                                                                                                               | Recommended action                                                                                                                                |
 | --------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------- |
+| `No SQL statements detected.`                                               | The input query does not contain any SQL statements.                                                                                                                      | App action: Ensure the query contains at least one valid SQL statement.                                                                           |
 | `D1 DB reset because its code was updated.`                                 | Cloudflare has updated the code for D1 (or the underlying Durable Object), and the Durable Object which contains the D1 database is restarting.                           | Retry the operation.                                                                                                                              |
 | `Internal error while starting up D1 DB storage caused object to be reset.` | The Durable Object containing the D1 database is failing to start.                                                                                                        | Retry the operation.                                                                                                                              |
 | `Network connection lost.`                                                  | A network error.                                                                                                                                                          | Retry the operation. Refer to the "Retry operation" note above.                                                                                   |