package/kodi-screensaver-cpblobs: bump version to 3.4.0-Matrix

package/kodi-screensaver-cpblobs: bump version to 3.4.0-Matrix

Remove dependency to libsoil:
https://github.com/xbmc/screensaver.cpblobs/commit/c505105f277b7e4bae0797e1c3cf89a0515ff3a5

Add dependency to glm and remove dependency to opengl, opengles support
was added upstream:
https://github.com/xbmc/screensaver.cpblobs/commit/cab48fbc8a7b288b758eb10c1c27caa99cc33f06

Switch license file to LICENSE.md.

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