Updated Migrations

Updated Migrations to handle change of Int to Long (SQLite still uses
integer field, but better safe if using something other then SQLite)
Changed Primary Key for Video from VideoId to PlaylistItemId.

FreeTubeSync/Migrations/20250719172349_UpdateIntToLong.cs

@@ -0,0 +1,22 @@
+using Microsoft.EntityFrameworkCore.Migrations;
+
+#nullable disable
+
+namespace FreeTubeSync.Migrations
+{
+    /// <inheritdoc />
+    public partial class UpdateIntToLong : Migration
+    {
+        /// <inheritdoc />
+        protected override void Up(MigrationBuilder migrationBuilder)
+        {
+
+        }
+
+        /// <inheritdoc />
+        protected override void Down(MigrationBuilder migrationBuilder)
+        {
+
+        }
+    }
+}