Merge pull request Quantinuum#1127 from CQCL/release/1.22.0

Release/1.22.0

[infra] Drop support for MacOS 11 (Quantinuum#1130)

Add link to full changelog.

Merge pull request Quantinuum#1079 from CQCL/release/1.21.0

Release/1.21.0

fix bug and improve typing of logic expressions (Quantinuum#1078)

* fix bug and improve typing of logic expressions

Only allow creation of logic_exps through the various class constructors
for each expression (RegOr, RegMul, etc.). Only create new LogicExps
using create_reg/bit_logic_exp, which use the class constructors.
Also type the c++ functions better that use, return LogicExps

* linting

* cleanup

add more wasm examples and clean up checks (Quantinuum#1070)

* add more wasm examples and clean up checks

* mypy

* replace un/invalid

* remove readme.txt

* update gitignore

* clean up error handling in wasm parsing

* add details to the readme file in the c++ generation

add aditional check for index out of array functions (Quantinuum#1058)

* add aditional check for index out of array functions

* black

Merge pull request Quantinuum#1037 from CQCL/release/1.20.1

Release/1.20.1

remove unnecessary and faulty cast to Gate in op.get_unitary (Quantin…

…uum#1030)

* remove unnecessary and faulty cast to Gate in op.get_unitary

* add test, and changlog entry

* clang + black

Merge pull request Quantinuum#1024 from CQCL/release/1.20.0

Release/1.20.0