[FIXUP] cmake: Improve description and document `APPEND_*FLAGS` #2354

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python@3.12 3.12.4 is already installed and up-to-date. To reinstall 3.12.4, run: brew reinstall python@3.12

libtool 2.4.7 is already installed and up-to-date. To reinstall 2.4.7, run: brew reinstall libtool

pkg-config 0.29.2_3 is already installed and up-to-date. To reinstall 0.29.2_3, run: brew reinstall pkg-config

libevent 2.1.12_1 is already installed and up-to-date. To reinstall 2.1.12_1, run: brew reinstall libevent

HOMEBREW_NO_INSTALLED_DEPENDENTS_CHECK is set: not checking for outdated dependents or dependents with broken linkage!