Duplicate information on applications

We have been using the Job Manager & Job Applications plugins for awhile. Recently, when the applicant is filling out their application, the references and employment history are being duplicated on the emails we receive. The email shows each section multiple times. Any advice?

**Describe the bug**
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**To Reproduce**
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2. Click on '....'
3. Scroll down to '....'
4. See error

**Screenshots**
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**Expected behavior**
A clear and concise description of what you expected to happen.

**Isolating the problem (mark completed items with an [x]):**
- [ ] I have deactivated other plugins and confirmed this bug occurs when only WP Job Manager plugin is active.
- [ ] This bug happens with a default WordPress theme active.
- [ ] I can reproduce this bug consistently using the steps above.

**WordPress Environment**
- WordPress Version:
- WP Job Manager Version:
- PHP Version:
- Other important details:

No files, tests, or entry points are named. Start by reproducing the duplicated references and employment history in the emails from the Job Manager and Job Applications plugins; done means each section appears only once.

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