docs: cgroup: mm: Fix spelling of "list"

Signed-off-by: Chris Down <chris@chrisdown.name>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org
Cc: cgroups@vger.kernel.org
Cc: linux-mm@kvack.org
Cc: kernel-team@fb.com
Signed-off-by: Tejun Heo <tj@kernel.org>

Author: cdown

Documentation/admin-guide/cgroup-v2.rst

@@ -1328,7 +1328,7 @@ PAGE_SIZE multiple when read back.
 
 	  pgdeactivate
 
-		Amount of pages moved to the inactive LRU lis
+		Amount of pages moved to the inactive LRU list
 
 	  pglazyfree