Fix smart badguy might_fall behaviour (#2683) #28

Job	Run time
clickable (Debug, amd64, glew)	10m 54s
clickable (Debug, amd64, sdl)	11m 20s
clickable (Debug, armhf, glew)	10m 9s
clickable (Debug, armhf, sdl)	9m 23s
clickable (Release, amd64, glew)	10m 28s
clickable (Release, amd64, sdl)	10m 21s
clickable (Release, arm64, glew)	10m 23s
clickable (Release, arm64, sdl)	10m 15s
clickable (Release, armhf, glew)	9m 21s
clickable (Release, armhf, sdl)	9m 10s
	1h 41m 44s

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