[IA64] typo s/kenrel/kernel/

Spotted by alert reader Robert Day.

Signed-off-by: Tony Luck <[e-mail]>

arch/ia64/kernel/err_inject.c

···
 module_exit(err_inject_exit);
 
 MODULE_AUTHOR("Fenghua Yu <[e-mail]>");
-MODULE_DESCRIPTION("MC error injection kenrel sysfs interface");
+MODULE_DESCRIPTION("MC error injection kernel sysfs interface");
 MODULE_LICENSE("GPL");