* gnu/packages/emulation.scm (desmume): add patches
* gnu/packages/patches/desmume-gcc6-fixes.patch: new file
* gnu/packages/patches/desmume-gcc7-fixes.patch: new file
* gnu/local.mk (dist_patch_DATA): register the above
Note: desmume-gcc6-fixes.patch contains some CRLF line endings.
Signed-off-by: Jakub Kądziołka <kuba@kadziolka.net>