Rebase to TK2 via TK2 rather than CX #6332

Job	Run time
Check tket library version	19s
Build and test pytket (windows)	14m 43s
Build and test (tket) (ubuntu-24.04)	2m 50s
Build and test pytket (ubuntu)	12m 39s
Build and test (tket) (macos-13)	4m 17s
Build and test pytket (macos) (macos-13)	9m 20s
Build and test pytket (macos) (macos-15)	17m 1s
Build and test (tket) (macos-15)	2m 0s
Build and test (tket) (windows-2022)	5m 11s
Check documentation build	57s
Check C++ code formatting	33s
Check pytket line and branch coverage	7s
Publish pytket coverage	0s
All build and test jobs successful (or skipped)	1s
	1h 9m 58s

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