docs: Fixed title wording from bar gauge to canvas (#96312)

docs/sources/panels-visualizations/visualizations/canvas/index.md

@@ -43,7 +43,7 @@ With all of these dynamic elements, there's almost no limit to what a canvas can
 We'd love your feedback on the canvas visualization. Please check out the [open Github issues](https://github.com/grafana/grafana/issues?page=1&q=is%3Aopen+is%3Aissue+label%3Aarea%2Fpanel%2Fcanvas) and [submit a new feature request](https://github.com/grafana/grafana/issues/new?assignees=&labels=type%2Ffeature-request,area%2Fpanel%2Fcanvas&title=Canvas:&projects=grafana-dataviz&template=1-feature_requests.md) as needed.
 {{< /admonition >}}
 
-## Configure a bar gauge visualization
+## Configure a canvas visualization
 
 The following video shows you how to create and configure a canvas visualization: