BUG: State saved for file upload

Issue: File upload file state saved across multiple uploads

Effect: cannot upload new files in certain workflows without workaround

Workaround: refresh upload page

Reproduction: Attempt to upload a password protected ZIP. Alternatively, attempt to upload any JAR. Close out of upload panel. Re-open upload panel and attempt to upload any other file and receive “please end password for ZIP file” prompt. Cannot upload any other file.