Add latest ES/JS keywords for auto-completion #7

Job	Run time
build_windows_cmake (Release, x64, amd64)	4m 26s
build_windows_msys2 (Release, x86_64)	5m 6s
build_windows (Release, x64)	3m 31s
build_windows_msys2 (Release, i686)	5m 2s
build_windows (Release, Win32)	3m 42s
build_windows_msys2 (Debug, x86_64)	5m 5s
build_windows (Release, ARM64)	4m 3s
build_windows_msys2 (Debug, i686)	4m 19s
build_windows (Debug, x64)	6m 18s
build_windows (Debug, Win32)	4m 36s
build_windows (Debug, ARM64)	2m 52s
	49m 0s

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