chore(release): 10.6.0 [skip ci]

# [10.6.0](https://github.com/CESNET/simplesamlphp-module-authswitcher/compare/v10.5.2...v10.6.0) (2022-07-20)

### Bug Fixes

* use configuration options in DiscoUtils as well ([109f0a45](https://github.com/CESNET/simplesamlphp-module-authswitcher/commit/109f0a458ce9942c748ecf24be599f1d4955314d))

### Features

* config options password_contexts and mfa_contexts ([17939463](https://github.com/CESNET/simplesamlphp-module-authswitcher/commit/17939463f88f31b6a30f3a25c479c984932f54d0))
* regular expression support for context options ([132162d0](https://github.com/CESNET/simplesamlphp-module-authswitcher/commit/132162d03f4ceb668acbce196fe4d6ed0f6a5e6d))
* utility class for proxy, recover originally requested contexts ([89ae1552](https://github.com/CESNET/simplesamlphp-module-authswitcher/commit/89ae1552bddc88aed0092f0397545ec40dd29476))