pytket v1.23.0 release candidate 0

What's Changed

• Drop support for MacOS 11 by @cqc-alec in #1130
• Bugfix/1132 update nix macos compiler by @jake-arkinstall in #1133
• Pin to pybind11-stubgen 2.3.6. by @cqc-alec in #1136
• Update emulator info and fix typo by @CalMacCQ in #1134
• add link to tket website by @cqc-melf in #1137
• Add mypy support to nix builds of pytket by @jake-arkinstall in #1138
• Merge from main by @cqc-alec in #1141
• Deprecate SynthesiseHQS by @cqc-alec in #1143
• Unskip test on Windows. by @cqc-alec in #1144
• Replace links to the pytket-extensions repo. by @cqc-alec in #1145
• Fix links to extensions page. by @cqc-alec in #1146
• Remove pytket-ionq backend from index and add sidebar links by @CalMacCQ in #1148
• Error-corrected unitary multiplication by @cqc-alec in #1149
• Update nlohmann_json to 3.11.3 by @cqc-alec in #1151
• Make architecture field optional in BackendInfo by @yao-cqc in #1106

Full Changelog: v1.22.0...v1.23.0rc0