bump version to 0.6.0 (#563)

Key changes:

Feature: data channel pool: #562
Feature: Using callback instead MPMC channel: #561
Chore: Make rings-snark optional: #558
Chore: Using forked protocolJs: #556

Cargo.toml

@@ -3,7 +3,7 @@ resolver = "2"
 members = ["crates/*", "examples/native", "examples/snark"]
 
 [workspace.package]
-version = "0.5.6"
+version = "0.6.0"
 edition = "2021"
 license = "GPL-3.0"
 authors = ["RND <[email protected]>"]

package.json

@@ -4,7 +4,7 @@
     "RND <[email protected]>"
   ],
   "description": "Rings is a structured peer-to-peer network implementation using WebRTC, Chord algorithm, and full WebAssembly (WASM) support.\n",
-  "version": "0.5.6",
+  "version": "0.6.0",
   "license": "GPL-3.0",
   "repository": {
     "type": "git",