use Base64 instead of Base64Coder, adds support for newer versions

Author: rossnoah

src/main/java/dev/noah/perplayerkit/util/Serializer.java

@@ -21,11 +21,11 @@
 import org.bukkit.inventory.ItemStack;
 import org.bukkit.util.io.BukkitObjectInputStream;
 import org.bukkit.util.io.BukkitObjectOutputStream;
-import org.yaml.snakeyaml.external.biz.base64Coder.Base64Coder;
 
 import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
+import java.util.Base64;
 
 public class Serializer {
 
@@ -52,7 +52,7 @@ public static String itemStackArrayToBase64(ItemStack[] items) throws IllegalSta
 
             // Serialize that array
             dataOutput.close();
-            return Base64Coder.encodeLines(outputStream.toByteArray());
+            return Base64.getMimeEncoder().encodeToString(outputStream.toByteArray());
         } catch (Exception e) {
             throw new IllegalStateException("Unable to save item stacks.", e);
         }
@@ -69,7 +69,7 @@ public static String itemStackArrayToBase64(ItemStack[] items) throws IllegalSta
      */
     public static ItemStack[] itemStackArrayFromBase64(String data) throws IOException {
         try {
-            ByteArrayInputStream inputStream = new ByteArrayInputStream(Base64Coder.decodeLines(data));
+            ByteArrayInputStream inputStream = new ByteArrayInputStream(Base64.getMimeDecoder().decode(data));
             BukkitObjectInputStream dataInput = new BukkitObjectInputStream(inputStream);
             ItemStack[] items = new ItemStack[dataInput.readInt()];