Fixes some warnings, and updates dependencies

src/main/java/net/knarcraft/blacksmith/BlacksmithPlugin.java

@@ -123,7 +123,14 @@ public class BlacksmithPlugin extends JavaPlugin {
         translator.registerMessageCategory(TranslatableTimeUnit.UNIT_SECOND);
         translator.registerMessageCategory(BlacksmithTranslatableMessage.ITEM_TYPE_ENCHANTMENT);
         translator.loadLanguages(this.getDataFolder(), "en", fileConfiguration.getString("language", "en"));
-        BlacksmithPlugin.stringFormatter = new StringFormatter(this.getDescription().getPrefix(), translator);
+        PluginDescriptionFile description = this.getDescription();
+        String prefix;
+        if (description.getPrefix() == null) {
+            prefix = "Blacksmith";
+        } else {
+            prefix = description.getPrefix();
+        }
+        BlacksmithPlugin.stringFormatter = new StringFormatter(prefix, translator);
 
         //Set up Vault integration
         if (!setUpVault()) {

src/main/java/net/knarcraft/blacksmith/formatting/TimeFormatter.java

@@ -56,7 +56,7 @@ public final class TimeFormatter {
         String text = BlacksmithPlugin.getTranslator().getTranslatedMessage(BlacksmithTranslatableMessage.valueOf(interval.name()));
 
         //Choose a random entry if a comma-separated list is provided
-        if (text != null && text.contains(",")) {
+        if (text.contains(",")) {
             String[] parts = text.split(",");
             String randomPart = parts[new Random().nextInt(parts.length)];
             if (randomPart != null) {
@@ -65,7 +65,7 @@ public final class TimeFormatter {
         }
 
         //Use the set message, or use the default
-        if (text != null && !text.trim().isEmpty()) {
+        if (!text.trim().isEmpty()) {
             return text;
         } else {
             return interval.getDefaultText();

src/main/java/net/knarcraft/blacksmith/listener/PlayerListener.java

@@ -38,7 +38,6 @@ public class PlayerListener implements Listener {
         ItemStack usedItem = event.getPlayer().getInventory().getItem(event.getHand());
         if (usedItem != null && isArmor(usedItem)) {
             event.setUseItemInHand(Event.Result.DENY);
-            event.getPlayer().updateInventory();
         }
     }