Erase CO component relationship

[CarolineDenis]

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

When reporting an issue on the production branch or any development version of Specify, please try to recreate the issue on the latest tagged release (v7) and indicate if it does not occur there, indicating a regression.

Expected behavior
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Screenshots
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Crash Report

If the bug resulted in an error message, please click on "Download Error Message" and attach it here. If there is no error, please follow these instructions to download your System Information.

Please fill out the following information manually:

• OS: [e.g. Windows 10]
• Browser: [e.g. Chrome, Safari]
• Specify 7 Version: [e.g. 7.6.1] (Production or V7 are not valid versions)
• Database Name: [e.g. kufish] (you can see this in the "About Specify 7" dialog)
• Collection name: [e.g. KU Fish Tissue]
• User Name: [e.g. SpAdmin]
• URL: [e.g. https://ku_fish-v7.test.specifysystems.org/specify/workbench/215/]

Reported By
Name of your institution

Additional context
Database name or any other context about the problem here.