Don't lowercase type for external builder
Don't lowercase type for external builder

FAB-14494

Change-Id: I7e771d1ab0da4f31327e5b8955b644f6ad29e21c
Signed-off-by: Will Lahti <f19a2779710675aad3df5c81e4ecfde11707e3aa@us.ibm.com>

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