Doc: Fix typo the right way. Supersedes cl/318172931 am: d5726423ca am: 0e59503e96 am: 7887b8160b am: 933e9c79ff

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/12828332

Change-Id: I8c6fc94cf291b517949bdc8fd190151490f9170e