quickjs: remove no longer needed patch #206

Job	Run time
build_windows (windows-gcc, Debug)	3m 45s
build (linux-gcc, Debug)	1m 32s
build (linux-clang, Debug)	1m 26s
build (linux-gcc8, Debug)	1s
build (linux-gcc10, Debug)	1m 40s
build (linux-gcc-ubsan, Debug)	2m 26s
build (linux-gcc-asan, Debug)	2m 4s
build (linux-gcc-32, Debug)	1m 48s
build (linux-gcc-x32, Debug)	1m 57s
build (linux-clang11, Debug)	1m 45s
build (linux-clang12, Debug)	1m 49s
build (macos-clang, Debug)	1m 52s
	22m 5s

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