Convert hbool_t --> bool in examples #4550

Job	Run time
Windows MSVC CMake REL TS	8m 58s
Windows MSVC CMake DBG TS	7m 40s
Windows MSVC CMake REL	17m 17s
Windows MSVC CMake DBG	21m 14s
Ubuntu gcc CMake REL TS	5m 44s
Ubuntu gcc CMake DBG TS	4m 23s
Ubuntu gcc CMake REL	12m 45s
Ubuntu gcc CMake DBG	12m 16s
Ubuntu gcc Autotools REL TS	7m 34s
Ubuntu gcc Autotools DBG TS	6m 57s
Ubuntu gcc Autotools REL	19m 6s
Ubuntu gcc Autotools DBG	17m 53s
Ubuntu gcc Autotools parallel (build only) REL TS	6m 4s
Ubuntu gcc Autotools parallel (build only) DBG TS	8m 11s
Ubuntu gcc Autotools parallel (build only) REL	8m 9s
Ubuntu gcc Autotools parallel (build only) DBG	8m 55s
MacOS Clang CMake REL TS	3m 6s
MacOS Clang CMake DBG TS	2m 40s
MacOS Clang CMake REL	7m 53s
MacOS Clang CMake DBG	8m 33s
Ubuntu gcc Autotools v1.6 default API (build only) DBG	8m 58s
Ubuntu gcc Autotools v1.8 default API (build only) DBG	10m 27s
Ubuntu gcc Autotools v1.10 default API (build only) DBG	11m 31s
Ubuntu gcc Autotools v1.12 default API (build only) DBG	11m 0s
Ubuntu gcc Autotools v1.14 default API (build only) DBG	11m 19s
Ubuntu gcc Autotools no deprecated symbols (build only) DBG	8m 50s
Ubuntu gcc Autotools -Werror (build only) DBG	10m 4s
Ubuntu gcc Autotools -Werror (build only) REL	8m 49s
Ubuntu gcc Autotools parallel -Werror (build only) DBG	7m 44s
Ubuntu gcc Autotools parallel -Werror (build only) REL	7m 39s
	4h 51m 39s

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