[cxxmodules] Quote the imported module.
[cxxmodules] Quote the imported module.

In some cases we have dict.C which the modules system considers as two
components: one top-level module and one submodule.

karies/root,root-mirror/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,karies/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,olifre/root,karies/root,olifre/root,olifre/root,karies/root,karies/root,karies/root,root-mirror/root,karies/root,karies/root,root-mirror/root,root-mirror/root,olifre/root,root-mirror/root,olifre/root,karies/root,root-mirror/root,olifre/root,olifre/root,root-mirror/root,olifre/root,karies/root