issue #4 - finalize iban/bic anonymizer #354

Job	Run time
PHPUnit with PHP version matrix (8.1, 16, pdo_pgsql, lowest)	1m 46s
PHPUnit with PHP version matrix (8.1, 16, pdo_pgsql, highest)	2m 3s
PHPUnit with PHP version matrix (8.2, 16, pdo_pgsql, lowest)	2m 22s
PHPUnit with PHP version matrix (8.2, 16, pdo_pgsql, highest)	1m 36s
PHPUnit with PHP version matrix (8.3, 16, pdo_pgsql, lowest)	3m 10s
PHPUnit with PHP version matrix (8.3, 16, pdo_pgsql, highest)	1m 45s
PHPUnit with PostgreSQL (8.1, 10, pgsql)	2m 4s
PHPUnit with MySQL (8.1, 5.7, mysqli)	2m 26s
PHPUnit with SQL Server (8.1, 2019, pdo_sqlsrv)	2m 8s
PHPUnit with PostgreSQL (8.1, 10, pdo_pgsql)	2m 14s
PHPUnit with MariaDB (8.1, 10.11.6, mysqli)	2m 14s
PHPUnit with SQL Server (8.1, 2022, pdo_sqlsrv)	2m 40s
PHPUnit with MySQL (8.1, 5.7, pdo_mysql)	2m 22s
PHPUnit with MariaDB (8.1, 11.0.4, mysqli)	1m 49s
PHPUnit with PostgreSQL (8.1, 15, pgsql)	2m 16s
PHPUnit with MySQL (8.1, 8.0, mysqli)	1m 53s
PHPUnit with MariaDB (8.1, 11.1.3, mysqli)	2m 49s
PHPUnit with MySQL (8.1, 8.0, pdo_mysql)	1m 59s
PHPUnit with PostgreSQL (8.1, 15, pdo_pgsql)	1m 56s
PHPUnit with SQLite (ubuntu-22.04, 8.1, pdo_sqlite)	1m 12s
PHPUnit with MariaDB (8.1, 10.11.6, pdo_mysql)	2m 9s
PHPUnit with MySQL (8.1, 8.2, mysqli)	2m 28s
PHPUnit with PostgreSQL (8.1, 16, pgsql)	2m 10s
PHPUnit with SQLite (ubuntu-22.04, 8.1, sqlite3)	1m 31s
PHPUnit with MySQL (8.1, 8.2, pdo_mysql)	2m 18s
PHPUnit with PostgreSQL (8.1, 16, pdo_pgsql)	2m 16s
PHPUnit with MySQL (8.1, 8.3, mysqli)	2m 5s
PHPUnit with MySQL (8.1, 8.3, pdo_mysql)	1m 39s
	59m 20s

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