IBX-9727: [Tests] Fixed strict types after ibexa/core#590 changes

[alongosz]

🎫 Issue	IBX-9727

Related PRs:

• IBX-9727: Fixed strict types of translatable Exceptions and Values core#590

Description:

We were trying to incorrectly instantiate an UnauthorizedException (just for the purpose of mocking) and since ibexa/core#590 we can't get away with it.
Visible when running unit tests:

1) Error
The data provider specified for Ibexa\Tests\FieldTypeRichText\RichText\Converter\LinkTest::testConvertBadLocationLink is invalid.
TypeError: Ibexa\Core\Base\Exceptions\UnauthorizedException::__construct(): Argument #2 ($function) must be of type string, int given, called in /home/andrew/Product/packages/ibexa/fieldtype-richtext/tests/lib/RichText/Converter/LinkTest.php on line 278
/home/andrew/Product/packages/ibexa/fieldtype-richtext/vendor/ibexa/core/src/lib/Base/Exceptions/UnauthorizedException.php:37
/home/andrew/Product/packages/ibexa/fieldtype-richtext/tests/lib/RichText/Converter/LinkTest.php:278

2) Error
The data provider specified for Ibexa\Tests\FieldTypeRichText\RichText\Converter\LinkTest::testConvertBadContentLink is invalid.
TypeError: Ibexa\Core\Base\Exceptions\UnauthorizedException::__construct(): Argument #2 ($function) must be of type string, int given, called in /home/andrew/Product/packages/ibexa/fieldtype-richtext/tests/lib/RichText/Converter/LinkTest.php on line 493
/home/andrew/Product/packages/ibexa/fieldtype-richtext/vendor/ibexa/core/src/lib/Base/Exceptions/UnauthorizedException.php:37
/home/andrew/Product/packages/ibexa/fieldtype-richtext/tests/lib/RichText/Converter/LinkTest.php:493

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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