feat: add the remaining things

* DisableMaintenance
* UnlockAllMusic
* UnlockGameEvents
* UnlockMemoryChapters

DisableMaintenance/MU3.Operation/patch_ClosingManager.cs

@@ -0,0 +1,27 @@
+namespace MU3.Operation;
+
+class patch_ClosingManager: ClosingManager {
+    public new int getRemainingMinutes() {
+        return int.MaxValue;
+    }
+
+    public new int getClosedRemainingMinutes() {
+        return int.MaxValue;
+    }
+
+    public new bool isShowRemainingMinutes() {
+        return false;
+    }
+
+    public new bool isReceptionClosed() {
+        return false;
+    }
+
+    public new bool isForceLogout() {
+        return false;
+    }
+
+    public new CreditUseRestriction getCreditUseRestriction() {
+        return CreditUseRestriction.None;
+    }
+}