bpf: Fix a typo "inacitve" -> "inactive"

There is a typo in struct bpf_lru_list's next_inactive_rotation
description, thus fix s/inacitve/inactive/.

Signed-off-by: Qiujun Huang <hqjagain@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Link: https://lore.kernel.org/bpf/1585901254-30377-1-git-send-email-hqjagain@gmail.com

kernel/bpf/bpf_lru_list.h

@@ -30,7 +30,7 @@ struct bpf_lru_node {
 struct bpf_lru_list {
 	struct list_head lists[NR_BPF_LRU_LIST_T];
 	unsigned int counts[NR_BPF_LRU_LIST_COUNT];
-	/* The next inacitve list rotation starts from here */
+	/* The next inactive list rotation starts from here */
 	struct list_head *next_inactive_rotation;
 
 	raw_spinlock_t lock ____cacheline_aligned_in_smp;