Deprecate duplicate and ambiguous wrapper connection methods

Update doctrine/coding-standard to 8.1

Add TypeRegistry constructor

Remove workaround in PDOSqlsrv\Connection::quote()

Deprecate classes in Driver\PDO* namespaces

Add support for MYSQLI_OPT_READ_TIMEOUT

Mark connection constructors internal

Deprecate driver exception conversion APIs

Deprecate some DBALException factory methods

Deprecate AbstractPlatform::fixSchemaElementName()

Fix more issues introduced by the deprecation of driver classes

respect to platform restrictions when creating autoincrement identifier name

Restore the PortWithoutHost exception parent class

Rework extension detection in tests

Use relative names in inline {@link} annotations where possible

Remove the no longer needed error suppressions

Deprecate ServerInfoAwareConnection#requiresQueryForServerVersion() as an implementation detail