Fix for two bugs related to Unicode translation support by Font objects #644

Job	Run time
PHPUnit Composer v2 (PHP 7.4)	40s
Tests alternative autoloader (PHP 7.1)	5s
PHPUnit coverage (PHP 7.4)	57s
Tests alternative autoloader (PHP 7.2)	6s
PHPUnit (PHP 7.2)	38s
PHPUnit (PHP 7.1)	32s
Tests alternative autoloader (PHP 7.3)	11s
PHPUnit (PHP 7.3)	37s
PHPUnit lowest deps (PHP 7.3)	53s
PHPUnit (PHP 7.4)	35s
Tests alternative autoloader (PHP 7.4)	10s
Tests alternative autoloader (PHP 8.0)	6s
PHPUnit (PHP 8.0)	37s
Windows-Tests with PHP 7.1	1m 10s
PHPUnit (PHP 8.1)	26s
Tests alternative autoloader (PHP 8.1)	7s
Windows-Tests with PHP 7.2	47s
PHPUnit (PHP 8.2)	35s
Tests alternative autoloader (PHP 8.2)	9s
Windows-Tests with PHP 7.3	49s
PHPUnit (PHP 8.3)	30s
Tests alternative autoloader (PHP 8.3)	10s
Windows-Tests with PHP 7.4	51s
Windows-Tests with PHP 8.0	49s
Windows-Tests with PHP 8.1	53s
Windows-Tests with PHP 8.2	1m 2s
Windows-Tests with PHP 8.3	48s
	15m 13s

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