Update facade docblocks

Author: taylorotwell

src/Illuminate/Support/Facades/Cache.php

@@ -18,12 +18,12 @@
  * @method static bool missing(string $key)
  * @method static mixed get(array|string $key, mixed|\Closure $default = null)
  * @method static array many(array $keys)
- * @method static iterable getMultiple(iterable $keys, mixed $default = null)
+ * @method static iterable getMultiple(void $keys, void $default = null)
  * @method static mixed pull(array|string $key, mixed|\Closure $default = null)
  * @method static bool put(array|string $key, mixed $value, \DateTimeInterface|\DateInterval|int|null $ttl = null)
- * @method static bool set(string $key, mixed $value, null|int|\DateInterval $ttl = null)
+ * @method static bool set(void $key, void $value, void $ttl = null)
  * @method static bool putMany(array $values, \DateTimeInterface|\DateInterval|int|null $ttl = null)
- * @method static bool setMultiple(iterable $values, null|int|\DateInterval $ttl = null)
+ * @method static bool setMultiple(void $values, void $ttl = null)
  * @method static bool add(string $key, mixed $value, \DateTimeInterface|\DateInterval|int|null $ttl = null)
  * @method static int|bool increment(string $key, mixed $value = 1)
  * @method static int|bool decrement(string $key, mixed $value = 1)
@@ -32,8 +32,8 @@
  * @method static mixed sear(string $key, \Closure $callback)
  * @method static mixed rememberForever(string $key, \Closure $callback)
  * @method static bool forget(string $key)
- * @method static bool delete(string $key)
- * @method static bool deleteMultiple(iterable $keys)
+ * @method static bool delete(void $key)
+ * @method static bool deleteMultiple(void $keys)
  * @method static bool clear()
  * @method static \Illuminate\Cache\TaggedCache tags(array|mixed $names)
  * @method static bool supportsTags()