Ensure `isinstance` is unaffected by `sys.setprofile` for `Concatenat… #2380

Job	Run time
Run tests (3.9.12)	17s
Run tests (3.9)	15s
Run tests (3.10)	14s
Run tests (3.12)	12s
Run tests (3.10.4)	18s
Run tests (pypy3.9)	24s
Run tests (3.11.0)	18s
Run tests (pypy3.10)	17s
Run tests (3.13.0)	15s
Run tests (3.13)	13s
Run tests (3.14)	19s
Run tests (3.12.0)	17s
Run tests (pypy3.11)	22s
Run tests (3.11)	29s
Report coverage	24s
Create an issue if daily tests failed	0s
	4m 34s

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