Update master_deply_v4.2.sh

Author: nkumar-topcoder

master_deply_v4.2.sh

@@ -535,7 +535,7 @@ configure_Lambda_template()
              IFS=$(echo -en "\n\b")
 	     envvars=$( cat $listname.json | jq  -c ' .app_var ')
 	     echo "$envvars" > /home/circleci/project/config/dev.json
-	    # sed -i 's/\n/\\n/g' /home/circleci/project/config/dev.json
+	     sed -i 's/\\n/\\\\n/g' /home/circleci/project/config/dev.json
             #yq r $listname.json  >$listname.yml
             #a=serverless.yml
             #b="$listname.json"