Comment typo

src/fellow_cache.c

@@ -3115,7 +3115,7 @@ fellow_cache_lru_work(struct worker *wrk, struct fellow_cache_lru *lru)
 	 *
 	 * flexelint does not understand the locking structure here:
 	 *
-	 * - it dies not understand trylock
+	 * - it does not understand trylock
 	 * - we leave the loop either with break
 	 *   - mtx unlocked
 	 *   - fcs != NULL