Added .stondel which makes the bot delete stream online messages after the stream goes offline

src/NadekoBot/Migrations/Sqlite/20220427200557_stondel.cs

@@ -0,0 +1,26 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace NadekoBot.Migrations
+{
+    public partial class stondel : Migration
+    {
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.AddColumn<bool>(
+                name: "DeleteStreamOnlineMessage",
+                table: "GuildConfigs",
+                type: "INTEGER",
+                nullable: false,
+                defaultValue: false);
+        }
+
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+            migrationBuilder.DropColumn(
+                name: "DeleteStreamOnlineMessage",
+                table: "GuildConfigs");
+        }
+    }
+}

src/NadekoBot/Migrations/Sqlite/NadekoSqliteContextModelSnapshot.cs

@@ -809,6 +809,9 @@ namespace NadekoBot.Migrations
                     b.Property<bool>("DeleteMessageOnCommand")
                         .HasColumnType("INTEGER");
 
+                    b.Property<bool>("DeleteStreamOnlineMessage")
+                        .HasColumnType("INTEGER");
+
                     b.Property<string>("DmGreetMessageText")
                         .HasColumnType("TEXT");