Quantuminspire

What's Changed
* [QI2-1355] Update OpenSquirrel by Mythir in https://github.com/QuTech-Delft/qiskit-quantuminspire/pull/114


**Full Changelog**: https://github.com/QuTech-Delft/qiskit-quantuminspire/compare/0.6.0...0.6.1

What's Changed
* [QI2-1348] Fix dependency issues in platform by Mythir in https://github.com/QuTech-Delft/qiskit-quantuminspire/pull/113


**Full Changelog**: https://github.com/QuTech-Delft/qiskit-quantuminspire/compare/0.5.0...0.6.0

* [SDS-934] no wires fails for hw backends (79)
* [SDS-NNN] unit tests needed flaky and different directory (90)
* Bumped versions of multiple packages

* Check and warning for OFFLINE backend,
* Tests skipped when backend is OFFLINE
* Documentation improvements
* Python 3.7 support removed
* Broaden support number of wires of hardware devices

* Unit tests and integration tests added
* Upgraded pipelines
* Documentation (readthedocs) added