Added [prop-decorator] code for unsupported property decorators (#14461) #12406

Job	Run time
Test suite with py38-ubuntu, mypyc-compiled	17m 14s
Test mypyc suite with 32-bit Python	7m 12s
Test suite with py38-windows-64	20m 5s
Test suite with py39-ubuntu	15m 57s
Test suite with py310-ubuntu	15m 28s
Test suite with py311-ubuntu, mypyc-compiled	15m 13s
Test suite with py312-ubuntu, mypyc-compiled	17m 11s
mypyc runtime tests with py39-macos	4m 25s
mypyc runtime tests with py38-debug-build-ubuntu	4m 26s
Type check our own code (py38-ubuntu)	1m 46s
Type check our own code (py38-windows-64)	2m 23s
Formatting and code style with Black + ruff	39s
	2h 1m 59s

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