[FAB-11096] remove testenv related targets
[FAB-11096] remove testenv related targets

As part of the move to Alpine, remove the need
to have a testenv image by running tests directly
on the host system

Change-Id: Ibbe9b682685aa58160948cd7a9219175b8c6fc5e
Signed-off-by: Matthew Sykes <89c6e4c9c1046731a9c37abefc223a83de36a5d9@us.ibm.com>

hyperledger/fabric,jimthematrix/fabric,xixuejia/fabric,binhn/fabric,manish-sethi/fabric-sidedb,xixuejia/fabric,stemlending/fabric,manish-sethi/fabric-sidedb,binhn/fabric,manish-sethi/fabric-sidedb,binhn/fabric,manish-sethi/fabric-sidedb,jimthematrix/fabric,manish-sethi/fabric,muralisrini/fabric,manish-sethi/fabric-sidedb,hyperledger/fabric,muralisrini/fabric,stemlending/fabric,manish-sethi/fabric,xixuejia/fabric,stemlending/fabric,muralisrini/fabric,manish-sethi/fabric-sidedb,stemlending/fabric,manish-sethi/fabric-sidedb