Exclude the same special attributes from Protocol as CPython #10229

Job	Run time
Test suite with Python nightly	17m 10s
Test mypyc suite with 32-bit Python	16m 5s
Test suite with py37-windows-64	46m 20s
Test suite with py38-ubuntu	30m 34s
Test suite with py39-ubuntu	25m 42s
Test suite with py37-ubuntu, mypyc-compiled	26m 6s
Test suite with py310-ubuntu, mypyc-compiled	27m 4s
Test suite with py310-ubuntu	19m 52s
Test suite with py311-ubuntu, mypyc-compiled	27m 17s
mypyc runtime tests with py37-macos	7m 41s
mypyc runtime tests with py37-debug-build-ubuntu	7m 7s
Type check our own code (py37-ubuntu)	2m 0s
Type check our own code (py37-windows-64)	4m 15s
Formatting with Black + isort and code style with ruff	1m 22s
	4h 18m 35s

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