m68k: emu: Add missing MODULE_DESCRIPTION() macros

With ARCH=m68k, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/m68k/emu/nfblock.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/m68k/emu/nfcon.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.
Signed-off-by: Jeff Johnson <quic_jjohnson@quicinc.com>
Link: https://lore.kernel.org/r/20240617-md-m68k-arch-m68k-v1-1-57d38beaeb13@quicinc.com
[geert: s/ARAnyM/Atari NatFeat/]
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>

arch/m68k/emu/nfblock.c

@@ -193,4 +193,5 @@ static void __exit nfhd_exit(void)
 module_init(nfhd_init);
 module_exit(nfhd_exit);
 
+MODULE_DESCRIPTION("Atari NatFeat block device driver");
 MODULE_LICENSE("GPL");

arch/m68k/emu/nfcon.c

@@ -173,4 +173,5 @@ static void __exit nfcon_exit(void)
 module_init(nfcon_init);
 module_exit(nfcon_exit);
 
+MODULE_DESCRIPTION("Atari NatFeat console driver");
 MODULE_LICENSE("GPL");