Wording tweak.

Author: Oxyjun

src/content/docs/durable-objects/api/alarms.mdx

@@ -35,7 +35,7 @@ Alarms can be used to build distributed primitives, like queues or batching of w
 
   - If there is an alarm set, then return the currently set alarm time as the number of milliseconds elapsed since the UNIX epoch. Otherwise, return `null`.
 
-  - If `getAlarm` is called while an [`alarm`](/durable-objects/api/alarms/#alarm) is already running, it returns `null` unless `setAlarm` has been called since the alarm handler started running.
+  - If `getAlarm` is called while an [`alarm`](/durable-objects/api/alarms/#alarm) is already running, it returns `null` unless `setAlarm` has also been called since the alarm handler started running.
 
 ### `setAlarm`