Fix pin hash version to match android

CHANGELOG.md

@@ -4,6 +4,8 @@
 
 ### Fixed
 - Disable registration lock before removing the PIN
+- Fix PIN hash version to match the official clients.
+  If you had previously set a PIN you need to set it again to be able to unlock the registration lock later.
 
 ## [0.7.2] - 2020-12-31
 ### Added

src/main/java/org/asamk/signal/manager/util/PinHashing.java

@@ -14,7 +14,7 @@ public final class PinHashing {
     public static HashedPin hashPin(String pin, KeyBackupService.HashSession hashSession) {
         final Argon2Parameters params = new Argon2Parameters.Builder(Argon2Parameters.ARGON2_id).withParallelism(1)
                 .withIterations(32)
-                .withVersion(13)
+                .withVersion(Argon2Parameters.ARGON2_VERSION_13)
                 .withMemoryAsKB(16 * 1024)
                 .withSalt(hashSession.hashSalt())
                 .build();