Init SkinProvider on Geyser startup

Prevents it from loading in the middle of the first Geyser player joining

core/src/main/java/org/geysermc/geyser/GeyserImpl.java

@@ -62,6 +62,7 @@ import org.geysermc.geyser.session.GeyserSession;
 import org.geysermc.geyser.session.SessionManager;
 import org.geysermc.geyser.session.auth.AuthType;
 import org.geysermc.geyser.skin.FloodgateSkinUploader;
+import org.geysermc.geyser.skin.SkinProvider;
 import org.geysermc.geyser.text.GeyserLocale;
 import org.geysermc.geyser.text.MinecraftLocale;
 import org.geysermc.geyser.translator.inventory.item.ItemTranslator;
@@ -153,6 +154,7 @@ public class GeyserImpl implements GeyserApi {
         ItemTranslator.init();
         MessageTranslator.init();
         MinecraftLocale.init();
+        SkinProvider.init();
 
         start();
 

core/src/main/java/org/geysermc/geyser/skin/SkinProvider.java

@@ -819,4 +819,8 @@ public class SkinProvider {
             };
         }
     }
+
+    public static void init() {
+        // no-op
+    }
 }