Minor patch for translate_ddp
This pull request **introduces 1 alert** when merging ed015efee22a8d532065f533db44694352a8023a into 7a62084946e93c4ce4fc885c1af8634e8e160937 - [view on LGTM.com](https://lgtm.com/projects/g/NVIDIA/NeMo/rev/pr-17e3c52503f2d4b8a1bb0c8816a7aa08885956f1)

**new alerts:**

* 1 for Unused import This pull request **introduces 1 alert** when merging ed015efee22a8d532065f533db44694352a8023a into fa04e1248cafae15add6a080a210a961e3409702 - [view on LGTM.com](https://lgtm.com/projects/g/NVIDIA/NeMo/rev/pr-d2f3b4c5e5c12389136df0bfa5fb4bff536cbe1e)

**new alerts:**

* 1 for Unused import
Variable name change