Add comment explaining ACL permissions revocation #3320

Job	Run time
CMake Example with Native GCC	21s
GNU ARM Toolchain	1m 34s
Native GCC (macos-latest)	4m 1s
WIN32 MSVC	4m 46s
GNU MSP430 Toolchain	2m 57s
Native GCC (ubuntu-latest)	2m 52s
WIN32 MingW	4m 32s
GCC MicroBlaze Toolchain	4m 3s
	25m 6s

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