Docs: Removes "Guidelines for Education" card from "Essentials".
Docs: Removes "Guidelines for Education" card from "Essentials".

Change-Id: I93e5bca8b56ceb31891f69c692e1f0d05ea722b1

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