Fix/278 themes errors is not iterable

[bmodotdev]

Closes #278

Description

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Detail

Before fix:

ZENDESK_SUBDOMAIN=foo [email protected] ZENDESK_API_TOKEN=hunter2 yarn dev themes:import --brandId=123 .
yarn run v1.22.22
$ ts-node ./packages/zcli/bin/run themes:import --brandId=123 .
Creating theme import job... !
TypeError: errors is not iterable
error Command failed with exit code 1.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

After fix:

ZENDESK_SUBDOMAIN=foo [email protected] ZENDESK_API_TOKEN=hunter2 yarn dev themes:import --brandId=123 .
yarn run v1.22.22
$ ts-node ./packages/zcli/bin/run themes:import --brandId=123 .
Creating theme import job... !
›   Error: Request failed with status code 401
error Command failed with exit code 2.
info Visit https://yarnpkg.com/en/docs/cli/run for documentation about this command.

Closes #278

Checklist

• 💂‍♂️ includes new unit and functional tests