loadMissing doesn't work with arrays

[Boorinio]

• Laravel Version: 8.59.0
• PHP Version: 8.0.8
• Database Driver & Version: Mysql 5.7.34

Description:

$model->loadMissing doesn't work with arrays to load nested relations

Steps To Reproduce:

Just try to $model->loadMissing([
'relation1',
['relation','nested_relation']
])

[Boorinio]

This is an inconsistency and should be treated as such. I don't understand why the bug report was closed....