Docs: Minor typo correction (#24193)

docs/sources/features/datasources/prometheus.md

@@ -32,7 +32,7 @@ To access Prometheus settings, click the **Configuration** (gear) icon, then cli
 
 ## Prometheus query editor
 
-Open a graph in edit mode by click the title > Edit (or by pressing `e` key while hovering over panel).
+Open a graph in edit mode by clicking the title > Edit (or by pressing `e` key while hovering over panel).
 
 {{< docs-imagebox img="/img/docs/v45/prometheus_query_editor_still.png"
                   animated-gif="/img/docs/v45/prometheus_query_editor.gif" >}}