set max on upload rate limit

src/middleware/uploads.js

@@ -21,6 +21,7 @@ exports.ratelimit = helpers.try(async (req, res, next) => {
 	if (!cache) {
 		cache = cacheCreate({
 			name: 'upload-rate-limit-cache',
+			max: 100,
 			ttl: meta.config.uploadRateLimitCooldown * 1000,
 		});
 	}