DEVELOPERS: add Michael Fischer for gnuplot and sdl2
Signed-off-by: Michael Fischer <mf@go-sys.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit eae8ff9b17e35402cb8d09e4b8ed8be45806bcf0)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>