Revert "[v10.0.x] [feat] docs; update admonition syntax" (#68980)

Revert "[v10.0.x] [feat] docs; update admonition syntax (#68857)"

This reverts commit 1e8c28eff4.

docs/sources/datasources/loki/query-editor/index.md

@@ -30,9 +30,7 @@ To switch between the editor modes, select the corresponding **Builder** and **C
 
 To run a query, select **Run queries** located at the top of the editor.
 
-{{% admonition type="note" %}}
-To run Loki queries in [Explore]({{< relref "../../../explore/" >}}), select **Run query**.
-{{% /admonition %}}
+> **Note:** To run Loki queries in [Explore]({{< relref "../../../explore/" >}}), select **Run query**.
 
 Each mode is synchronized with the other modes, so you can switch between them without losing your work, although there are some limitations.
 
@@ -163,9 +161,7 @@ In your `server` section, add the following configuration:
   }
 ```
 
-{{% admonition type="note" %}}
-Available in Grafana v6.3 and higher.
-{{% /admonition %}}
+> **Note:** Available in Grafana v6.3 and higher.
 
 ## Create a metric query