fix: instant lock version higher than 1 is not supported (#291)

Author: shumkov

lib/instantlock/instantlock.js

@@ -75,7 +75,7 @@ class InstantLock {
       signature,
     };
 
-    if (version === 1) {
+    if (version >= 1) {
       result.version = version;
       result.cyclehash = cyclehash;
     }
@@ -406,7 +406,7 @@ class InstantLock {
       signature: this.signature.toString('hex'),
     };
 
-    if (this.version === 1) {
+    if (this.version >= 1) {
       result.version = this.version;
       result.cyclehash = this.cyclehash;
     }