fix(lambda): allow ArnPrincipal for lambda grantInvoke#3501

Merged

eladb merged 2 commits intoaws:masterfrom

IainCole:ic_allow_lambda_arnprincipal

Aug 5, 2019

Commits on Jul 26, 2019

Allow Arn Principal for lambda grantInvoke
IainCole
committed

Commits on Aug 1, 2019

Add lambda grantInvoke principal test back and fix comment
IainCole
committed