Refactor constructor parameter for clarity in LeakyBucketLimiter

src/main/java/dev/coph/nextusweb/server/ratelimit/LeakyBucketLimiter.java

@@ -75,10 +75,10 @@ public final class LeakyBucketLimiter implements RateLimiter {
         /**
          * Creates an empty bucket.
          *
-         * @param state the creation timestamp in nanoseconds
+         * @param nowNanos the creation timestamp in nanoseconds
          */
-        private LeakyBucket(long state) {
-            this.state = new AtomicReference<>(new State(0, state));
+        private LeakyBucket(long nowNanos) {
+            this(new AtomicReference<>(new State(0, nowNanos)));
         }
 
         /**