Fix OSS-Fuzz found issues and update to latest cJSON version #2865

Job	Run time
codegen	13s
linux-32-no-asm	2m 0s
linux (gcc, g++, Debug, ubuntu-20.04)	2m 59s
chromium	1m 19s
linux-32 (Debug)	1m 30s
linux-no-asm	3m 11s
linux (gcc, g++, Debug, ubuntu-22.04)	3m 19s
linux-32 (Release)	2m 17s
linux (gcc, g++, Release, ubuntu-20.04)	7m 13s
linux (gcc, g++, Release, ubuntu-22.04)	6m 54s
linux (clang, clang++, Debug, ubuntu-20.04)	2m 5s
linux (clang, clang++, Debug, ubuntu-22.04)	2m 37s
linux (clang, clang++, Release, ubuntu-20.04)	4m 12s
linux (clang, clang++, Release, ubuntu-22.04)	4m 56s
mingw	1m 56s
mingw-use-gas	1m 7s
mingw-no-asm	1m 11s
windows_clang (clang, Debug)	3m 47s
mingw-no-asm-explicit	1m 21s
windows_clang (clang, Release)	4m 9s
windows_vs (Win32, Debug)	4m 51s
windows_clang (clang-cl, Debug)	3m 48s
windows_vs-no-asm (Win32)	4m 21s
windows_vs (Win32, Release)	4m 36s
windows_clang (clang-cl, Release)	2m 34s
windows_vs-no-asm (x64)	4m 25s
windows_vs (x64, Debug)	4m 45s
windows_vs (x64, Release)	3m 48s
iOS	48s
mac (Debug, APPLE_STATIC_LOADER=ON)	3m 34s
tvOS	57s
Universal Binary Testing (STATIC ON) w/ Ninja	2m 5s
mac (Debug, APPLE_STATIC_LOADER=OFF)	3m 20s
Universal Binary Testing (STATIC ON) w/ Xcode	3m 26s
mac (Release, APPLE_STATIC_LOADER=ON)	5m 13s
mac (Release, APPLE_STATIC_LOADER=OFF)	4m 18s
Universal Binary Testing (STATIC OFF) w/ Ninja	1m 57s
Universal Binary Testing (STATIC OFF) w/ Xcode	2m 42s
	1h 59m 44s

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