Changes required to Variant Imports

[atcipher-group]

• [ ] Changes to Array Diff (Lines 74 - 75 on src/services/Products.php) - Change the $field->options to $field['options']
• [ ] Add a last variable to pick up the last image for importing (Line 434 on src/services/Products.php) - Add the following code:

$last = count($vr['files']) - 1;

• [ ] Change the following lines from 1 to $last: 439 & 456
• [ ] Change $errors = $e->getMessage() to $errors[] = $e->getMessage() on Line 502 and 504.
• [ ] Update line 513 to display the array of errors as a string.