exclude go.mod and go.sum from license checks
exclude go.mod and go.sum from license checks

FAB-15732

Change-Id: Ic6ea6defa9bfc1b2e630258cd95fdbcbafcefbae
Signed-off-by: Matthew Sykes <89c6e4c9c1046731a9c37abefc223a83de36a5d9@us.ibm.com>

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