package/leptonica: bump version to 1.74.4

Removed patch 0001, not needed anymore after
https://github.com/DanBloomberg/leptonica/commit/4476d162cc191a0fefb2ce434153e12bbf188664


fixes the problem in a similar way.

Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>