chore: upgrade `firebase/php-jwt` to v7 #2378

Job	Run time
phpunit (8.4, SQLite3, 8.0, highest) / PHP 8.4 - SQLite3	3m 58s
phpunit (8.4, MySQLi, 8.0, highest) / PHP 8.4 - MySQLi	4m 9s
phpunit (8.2, SQLSRV, 8.0) / PHP 8.2 - SQLSRV	4m 35s
phpunit (8.2, OCI8, 8.0) / PHP 8.2 - OCI8	6m 10s
phpunit (8.2, MySQLi, 5.7) / PHP 8.2 - MySQLi	3m 55s
phpunit (8.3, MySQLi, 8.0, highest) / PHP 8.3 - MySQLi	3m 56s
phpunit (8.2, SQLite3, 8.0, highest) / PHP 8.2 - SQLite3	4m 14s
phpunit (8.5, SQLite3, 8.0, highest) / PHP 8.5 - SQLite3	3m 43s
phpunit (8.5, MySQLi, 8.0, highest) / PHP 8.5 - MySQLi	4m 45s
phpunit (8.2, Postgre, 8.0) / PHP 8.2 - Postgre	3m 19s
phpunit (8.3, SQLite3, 8.0, highest) / PHP 8.3 - SQLite3	4m 31s
phpunit (8.2, MySQLi, 8.0, highest) / PHP 8.2 - MySQLi	4m 39s
phpunit (8.2, Postgre, 8.0) / Coveralls Finished	4s
phpunit (8.5, SQLite3, 8.0, highest) / Coveralls Finished	7s
phpunit (8.2, MySQLi, 5.7) / Coveralls Finished	6s
phpunit (8.3, MySQLi, 8.0, highest) / Coveralls Finished	8s
phpunit (8.4, SQLite3, 8.0, highest) / Coveralls Finished	8s
phpunit (8.4, MySQLi, 8.0, highest) / Coveralls Finished	7s
phpunit (8.2, SQLite3, 8.0, highest) / Coveralls Finished	7s
phpunit (8.3, SQLite3, 8.0, highest) / Coveralls Finished	6s
phpunit (8.2, SQLSRV, 8.0) / Coveralls Finished	6s
phpunit (8.2, MySQLi, 8.0, highest) / Coveralls Finished	7s
phpunit (8.5, MySQLi, 8.0, highest) / Coveralls Finished	6s
phpunit (8.2, OCI8, 8.0) / Coveralls Finished	5s
	53m 11s

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