Update articles/event-hubs/monitor-event-hubs.md

Acrolinx fix

Author: Jill Grant

articles/event-hubs/monitor-event-hubs.md

@@ -256,7 +256,7 @@ The following table lists some suggested alert rules for Event Hubs. These alert
 
 | Alert type | Condition | Description  |
 |:---|:---|:---|
-| Metric | CPU              | When CPU utilization exceed a set value.       |
+| Metric | CPU              | When CPU utilization exceeds a set value.       |
 | Metric | Available Memory | When Available Memory drops below a set value. |
 | Metric | Capture Backlog  | When Capture Backlog is above a certain value. |