b72f750e87
This removes the functionality to perform envsubst in the feature gate script to prevent users with specific env set running into unexpected error. This feature will be re-visited in the future to be made more robust. Signed-off-by: Tin Lam <tin@irrational.io> Change-Id: I6dcfd4dad138573294a9222e4e7af80c9bff4ac0