Docs: Fixes a typo I found while reading docs. No bug number or stage.
Docs: Fixes a typo I found while reading docs. No bug number or stage.

Change-Id: I7a8e0580a0e816cf249f3ce4b36f3a27c5040120

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base