[Backport] fix typo for setCateroryIds

[viral-wagento]

Original Pull Request

#15621

Description

Browsing through the source code, we found occurences of the word "Caterory" in tests, which seemed as if it would be a typo. Please have a look - and just close it, if we are wrong. ;) Thank you!!!

Fixed Issues (if relevant)

1. Typo in tests / setCateroryIds([]) #15590: tests / setCateroryIds
2. ...

Manual testing scenarios

Browse to https://github.com/magento/magento2/search?q=setcateroryids&unscoped_q=setcateroryids

Expected result

1. I would expect to see no function calls for "setCateroryIds"

Actual result

1. I see several occurrences of "setCateroryIds":

Contribution checklist

• Pull request has a meaningful description of its purpose
• All commits are accompanied by meaningful commit messages
• All new or changed code is covered with unit/integration tests (if applicable)
• All automated tests passed successfully (all builds on Travis CI are green)

[magento-engcom-team]

Hi @orlangur, thank you for the review.
ENGCOM-1841 has been created to process this Pull Request

[magento-engcom-team]

Hi @viral-wagento. Thank you for your contribution.
Changes from your Pull Request will be available with the upcoming 2.1.15 release.