Backport of stacks: Make path.module and path.root relative, to match documentation into v1.14#38008

github-actions[bot] wants to merge 2 commits intov1.14hashicorp/terraform:v1.14from

backport/nf/dec25-path-dot-module/quietly-evolving-meerkathashicorp/terraform:backport/nf/dec25-path-dot-module/quietly-evolving-meerkatCopy head branch name to clipboard