Move java files to com/zerotier/sockets subfolder

This adheres to standard Java style and fixes:
Package name 'com.zerotier.sockets' does not correspond to the file path ''

in Android Studio

src/bindings/java/com/zerotier/sockets/ZeroTierPeerDetails.java

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c)2013-2021 ZeroTier, Inc.
+ *
+ * Use of this software is governed by the Business Source License included
+ * in the LICENSE.TXT file in the project's root directory.
+ *
+ * Change Date: 2026-01-01
+ *
+ * On the date above, in accordance with the Business Source License, use
+ * of this software will be governed by version 2.0 of the Apache License.
+ */
+/****/
+
+package com.zerotier.sockets;
+
+import com.zerotier.sockets.*;
+
+/**
+ * This class encapsulates details about a Peer on a ZeroTier network
+ */
+class ZeroTierPeerDetails {
+    /**
+     * ZeroTier address (40 bits)
+     */
+    public long address;
+
+    /**
+     * Remote major version or -1 if not known
+     */
+    public int versionMajor;
+
+    /**
+     * Remote minor version or -1 if not known
+     */
+    public int versionMinor;
+
+    /**
+     * Remote revision or -1 if not known
+     */
+    public int versionRev;
+
+    /**
+     * Last measured latency in milliseconds or -1 if unknown
+     */
+    public int latency;
+
+    /**
+     * What trust hierarchy role does this device have?
+     */
+    public int role;
+
+    /**
+     * Number of paths (size of paths[])
+     */
+    public int pathCount;
+
+    /**
+     * Known network paths to peer
+     */
+    public ZeroTierSocketAddress[] paths = new ZeroTierSocketAddress[ZeroTierNative.ZTS_MAX_PEER_NETWORK_PATHS];
+}