Fix incorrect detection of async function - https://github.com/jquery/esprima/commit/5307e30e84273969a881eddf7022aaaa2f70b51a
Fix incorrect detection of async function - https://github.com/jquery/esprima/commit/5307e30e84273969a881eddf7022aaaa2f70b51a

sebastienros/esprima-dotnet,sebastienros/esprima-dotnet