remove pip update instructions, should no longer ever be necessary
remove pip update instructions, should no longer ever be necessary

stevenewey/yotta,autopulated/yotta,eyeye/yotta,ntoll/yotta,iriark01/yotta,stevenewey/yotta,bridadan/yotta,autopulated/yotta,eyeye/yotta,theotherjimmy/yotta,BlackstoneEngineering/yotta,ntoll/yotta,theotherjimmy/yotta,ARMmbed/yotta,BlackstoneEngineering/yotta,ARMmbed/yotta,bridadan/yotta,iriark01/yotta