add recover warning

MareSynchronosServer/MareSynchronosServices/Discord/MareWizardModule.Recover.cs

@@ -21,6 +21,7 @@ public partial class MareWizardModule
         eb.WithColor(Color.Blue);
         eb.WithTitle("Recover");
         eb.WithDescription("In case you have lost your secret key you can recover it here." + Environment.NewLine + Environment.NewLine
+            + "⚠️ **Once you recover your key, the previously used key will be invalidated. If you use Mare on multiple devices you will have to update the key everywhere you use it.** ⚠️"
             + "Use the selection below to select the user account you want to recover." + Environment.NewLine + Environment.NewLine
             + "- 1️⃣ is your primary account/UID" + Environment.NewLine
             + "- 2️⃣ are all your secondary accounts/UIDs" + Environment.NewLine