Fix AccessibilityAction javadocs formatting

https://developer.android.com/reference/android/view/accessibility/AccessibilityNodeInfo.AccessibilityAction
shows a note encapsulating all the actions.

To fix this, close the open <aside> notes
Bug: 331786470
Test: n/a formatting

Change-Id: Ibee14f20533133bbafe26957f750540c5a6b67dc