Add admonition type to shortcode (#9482)

* Change existing admon blocks

* Fix includes issue

content/en/docs/tasks/inject-data-application/downward-api-volume-expose-pod-information.md

@@ -49,7 +49,7 @@ The second element specifies that the value of the Pod's `annotations`
 field should be stored in a file named `annotations`.
 
 {{< note >}}
-**Note:** The fields in this example are Pod fields. They are not
+The fields in this example are Pod fields. They are not
 fields of the Container in the Pod.
 {{< /note >}}
 
@@ -139,7 +139,7 @@ atomically using
 [rename(2)](http://man7.org/linux/man-pages/man2/rename.2.html).
 
 {{< note >}}
-**Note:** A container using Downward API as a
+A container using Downward API as a
 [subPath](/docs/concepts/storage/volumes/#using-subpath) volume mount will not
 receive Downward API updates.
 {{< /note >}}
@@ -221,7 +221,7 @@ In addition, the following information is available through
 * `metadata.annotations` - all of the pod’s annotations, formatted as `annotation-key="escaped-annotation-value"` with one annotation per line
 
 {{< note >}}
-**Note:** If CPU and memory limits are not specified for a Container, the
+If CPU and memory limits are not specified for a Container, the
 Downward API defaults to the node allocatable value for CPU and memory.
 {{< /note >}}