s390/lib: Add missing MODULE_DESCRIPTION() macros

With ARCH=s390, make allmodconfig && make W=1 C=1 reports:
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_kprobes_s390.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_unwind.o
WARNING: modpost: missing MODULE_DESCRIPTION() in arch/s390/lib/test_modules.o

Add the missing invocations of the MODULE_DESCRIPTION() macro.

Acked-by: Heiko Carstens <[e-mail]>
Signed-off-by: Jeff Johnson <[e-mail]>
Link: https://lore.kernel.org/r/[e-mail]
Signed-off-by: Vasily Gorbik <[e-mail]>
Signed-off-by: Alexander Gordeev <[e-mail]>

arch/s390/lib/test_kprobes.c

···
 
 kunit_test_suites(&kprobes_test_suite);
 
+MODULE_DESCRIPTION("KUnit tests for kprobes");
 MODULE_LICENSE("GPL");

arch/s390/lib/test_modules.c

···
 
 kunit_test_suites(&modules_test_suite);
 
+MODULE_DESCRIPTION("KUnit test that modules with many relocations are loaded properly");
 MODULE_LICENSE("GPL");

arch/s390/lib/test_unwind.c

···
 
 kunit_test_suites(&test_unwind_suite);
 
+MODULE_DESCRIPTION("KUnit test for unwind_for_each_frame");
 MODULE_LICENSE("GPL");