[v11.4.x] Alerting docs: reorder rules action in DS rules (#98016)

Alerting docs: `reorder rules` action in DS rules (#97974)

Alerting docs (minor) - mention `reorder rules` action in DS rules

(cherry picked from commit c983af1755)

Co-authored-by: Pepe Cano <825430+ppcano@users.noreply.github.com>

docs/sources/alerting/alerting-rules/create-data-source-managed-rule.md

@@ -129,7 +129,7 @@ Use [alert rule evaluation](ref:alert-rule-evaluation) to determine how frequent
 
    If you are creating a new evaluation group, specify the interval for the group.
 
-   All rules within the same group are evaluated sequentially over the same time interval.
+   All rules within the same group are evaluated sequentially over the same time interval. You can reorder them from the **Alert rules** page.
 
 1. Enter a pending period.
 

docs/sources/alerting/alerting-rules/create-recording-rules/create-data-source-managed-recording-rules.md

@@ -66,7 +66,9 @@ Select your data source and enter a query. The queries used in data source-manag
 
 1. From the **Group** dropdown, select an existing group within the selected namespace or add a new one.
 
-   Newly created rules are appended to the end of the group. Rules within a group are run sequentially at a regular interval, with the same evaluation time.
+   Rules within a group are run sequentially at a regular interval, with the same evaluation time.
+
+   Newly created rules are appended to the end of the group, and you can reorder them from the **Alert rules** page.
 
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