[git] refname bleeding is ambiguous

[dimitre]

I noticed we have a "bleeding" branch and a tag.
it will be great to differentiate both
relevant piece of of nightly log

Updating submodule scripts/apothecary to latest commit on bleeding branch
From https://github.com/openframeworks/apothecary
 * tag               bleeding   -> FETCH_HEAD
warning: refname 'bleeding' is ambiguous.
Previous HEAD position was 7d5a6d8 Update build-emscripten.yml