fix(migration): fix type error when input is not an array

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 45.43%. Comparing base (0f2cdb9) to head (7433101).

Additional details and impacted files

```diff @@ Coverage Diff @@ ## beta #262 +/- ## ============================================ + Coverage 45.30% 45.43% +0.12% - Complexity 554 555 +1 ============================================ Files 146 146 Lines 3571 3579 +8 Branches 55 55 ============================================ + Hits 1618 1626 +8 Misses 1898 1898 Partials 55 55 ``` | [Flag](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | Coverage Δ | | |---|---|---| | [admin](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | `0.00% <ø> (ø)` | | | [backend](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | `45.43% <100.00%> (+0.12%)` | :arrow_up: | | [checkout](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | `0.00% <ø> (ø)` | | | [frontend](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | `0.00% <ø> (ø)` | | | [unit](https://app.codecov.io/gh/myparcelnl/prestashop/pull/262/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl) | `45.43% <100.00%> (+0.12%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=myparcelnl#carryforward-flags-in-the-pull-request-comment) to find out more.

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[myparcel-bot[bot]]

PDK upgrade summary

The following packages were upgraded:

Package	Old version	New version
@myparcel-pdk/admin	1.0.0	1.1.0
@myparcel-pdk/admin-component-tests	1.0.0	1.1.0
@myparcel-pdk/admin-preset-bootstrap4	1.0.0	1.1.1
@myparcel-pdk/admin-preset-default	1.0.0	1.2.0
@myparcel-pdk/checkout	1.0.0	1.0.4
myparcelnl/pdk	2.36.2	2.41.0

[myparcel-bot[bot]]

✅ Build successful!

You can find a link to the downloadable artifact below.

Name	Link
Commit	7433101f8c8cff54a3a599f5130c16f6a68e096b
Logs	https://github.com/myparcelnl/prestashop/actions/runs/10195412367
Download	https://github.com/myparcelnl/prestashop/suites/26678327166/artifacts/1763923408

[myparcel-bot[bot]]

:tada: This PR is included in version 4.0.0-beta.4 :tada:

The release is available on GitHub release

Your semantic-release bot :package::rocket: