docs: change calendar overview to recommend using data URI instead of MIME type for event intents
docs: change calendar overview to recommend using data URI instead of MIME type for event intents

Change-Id: Ic7ac54fd6fd9fc0ad882beccdd2edb260e6017a3

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