[FAB-8204] Update Node.js and npm versions
[FAB-8204] Update Node.js and npm versions

For v1.1, only Node.js 8.9.x (LTS release)
is currently tested and supported.

Change-Id: I3a347349dfbe62647239162a258c0e176a4a383d
Signed-off-by: Gari Singh <10008a422f4be611b73174084ba2f7f909d5b402@gmail.com>

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