[m-rev.] for review: Fix writing fact table file names in .module_dep files.

[Julien Fischer]

On Mon, 5 Dec 2022, Peter Wang wrote:

> Commit 5f50259d16c12286261d070f04d66f2ab19ced92 inadvertently wrote out
> the list of fact table file names in a .module_dep file without quoting,
> so the .module_dep parser would fail to read it back.
>
> compiler/make.module_dep_file.m:
>    Write fact table file names in .module_dep files as quoted strings.
>
> tests/mmc_make/Mmakefile:
> tests/mmc_make/factt.m:
> tests/mmc_make/factt_examples:
>    Add a test case.

That's fine.

Julien.