Add expansion transformer to eval graph
Add expansion transformer to eval graph

Add the expansion transformer to the eval graph,
which is used in rare scenarios which includes running
terraform console. Prevents panic when running terraform
console in contexts with module expansion

hashicorp/terraform,ewbankkit/terraform,ewbankkit/terraform,pryorda/terraform,pdecat/terraform,VladRassokhin/terraform,rnaveiras/terraform,apparentlymart/terraform,hashicorp/terraform,ewbankkit/terraform,apparentlymart/terraform,VladRassokhin/terraform,hashicorp/terraform,VladRassokhin/terraform,pdecat/terraform,tommynsong/terraform,pdecat/terraform,pdecat/terraform,apparentlymart/terraform,rnaveiras/terraform,rnaveiras/terraform,tommynsong/terraform,pryorda/terraform,pryorda/terraform,ewbankkit/terraform,apparentlymart/terraform,VladRassokhin/terraform,apparentlymart/terraform,tommynsong/terraform