apparmor: Fix spelling of function name in comment block

'resouce' -> 'resource'

Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=2396


Reported-by: Abaci Robot <abaci@linux.alibaba.com>
Signed-off-by: Yang Li <yang.lee@linux.alibaba.com>
Signed-off-by: John Johansen <john.johansen@canonical.com>