build: Constrain permissions for the "build" workflow steps
build: Constrain permissions for the "build" workflow steps

This workflow only generates artifacts and doesn't need to modify anything
about the repository.

rnaveiras/terraform,hashicorp/terraform,hashicorp/terraform,rnaveiras/terraform,tommynsong/terraform,tommynsong/terraform,hashicorp/terraform,tommynsong/terraform,rnaveiras/terraform