Move TODO and add link to the issue

`TODO` was placed on the wrong comment block. Also I am adding a link to the issue for the TODO.

Author: michaelsaki

.github/workflows/build.yml

@@ -51,7 +51,7 @@ jobs:
         uses: actions/setup-python@v4
         with:
           python-version: "3.11"
-      # TODO: We need the Go version and Go cache location for the actions/cache step,
+      # We need the Go version and Go cache location for the actions/cache step,
       # so the Go installation must happen before that.
       - id: setup-go
         uses: actions/setup-go@v4
@@ -127,6 +127,7 @@ jobs:
           PACKAGE_URL: honnef.co/go/tools/cmd/staticcheck
           PACKAGE_VERSION: ${{ steps.setup-env.outputs.staticcheck-version }}
         run: go install ${PACKAGE_URL}@${PACKAGE_VERSION}
+      # TODO: https://github.com/cisagov/skeleton-generic/issues/165
       # We are temporarily using @mcdonnnj's forked branch of terraform-docs
       # until his PR: https://github.com/terraform-docs/terraform-docs/pull/745
       # is approved. This temporary fix will allow for ATX header support when