fix(docs): a minor doc correction

plugin-jdbc/src/main/java/io/kestra/plugin/jdbc/AbstractJdbcQuery.java

@@ -212,7 +212,7 @@ public static class Output implements io.kestra.core.models.tasks.Output {
         private final URI uri;
 
         @Schema(
-            title = "The number of rows to be fetched.",
+            title = "The number of fetched rows.",
             description = "Only populated if `store` or `fetch` parameter is set to true."
         )
         private final Long size;