Steps to Reproduce:
1. Create a MInium site for convenience.
2. Control Panel > Commerce > Price List
3. Add a Price List
4. Select the Minim site's catalog
5. Name the Price LIst
7. Select Price List
8. Select Entries
9. Add new entry to Price List.
10. Select Product
11. Click Cancel.
Expected Result: Request to edit details is canceled and the page is redirected to the Test Price List entries.
Actual Result: Cancel button does not work, does not redirect page.
Tomcat 9.0.33 + MySQL 5.7 Portal 7.1.x private GIT ID: 8c8b5a77fc0f737f2dcce66fedf9d2b3a8110254