What's Changed
* [Docs] Test coverage and badge by RolandMacDoland in https://github.com/pasqal-io/qadence/pull/626
* [Docs] Fix coverage badge by RolandMacDoland in https://github.com/pasqal-io/qadence/pull/629
* Update dependency pasqal-cloud to v0.12.6 by renovate in https://github.com/pasqal-io/qadence/pull/634
* [Bug] Fix qubo tutorial, add tests for whitepaper snippets by jpmoutinho in https://github.com/pasqal-io/qadence/pull/635
* [Feature] Add density matrix support for initial state by chMoussa in https://github.com/pasqal-io/qadence/pull/640
* Update dependency pulser-core to v1.2.0 by renovate in https://github.com/pasqal-io/qadence/pull/636
* [Testing] Reduce testing time of measurement protocols by chMoussa in https://github.com/pasqal-io/qadence/pull/638
* [Feature] Add additional callbacks by mlahariya in https://github.com/pasqal-io/qadence/pull/633
* Update dependency pyqtorch to v1.7.0 by renovate in https://github.com/pasqal-io/qadence/pull/642
**Full Changelog**: https://github.com/pasqal-io/qadence/compare/v1.9.1...v1.9.2