coverage-upload-fix (#2076)

* update coverage upload path since it seems like they respect working directory now w/ burnettk

* added some upload artifact tests

* need to checkout code

* git rid of the constraint

* attempt to fix upload properly

* put back comment

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Co-authored-by: jasquat <jasquat@users.noreply.github.com>

.github/workflows/tests.yml

@@ -193,6 +193,7 @@ jobs:
         with:
           name: coverage-data
           path: "spiffworkflow-backend/.coverage.*"
+          include-hidden-files: true
 
       # - name: Upload documentation
       #   if: matrix.session == 'docs-build'