Remove unused test file
Remove unused test file

- It was sending network requests due to hard-coded internal SHARE AJAX calls
- It was causing other, unrelated tests to fail

baylee-d/ember-preprints,laurenrevere/ember-preprints,CenterForOpenScience/ember-preprints,CenterForOpenScience/ember-preprints,hmoco/ember-preprints,pattisdr/ember-preprints,caneruguz/ember-preprints,pattisdr/ember-preprints,hmoco/ember-preprints,baylee-d/ember-preprints,laurenrevere/ember-preprints,caneruguz/ember-preprints