Fix IDE0055 formatting errors in Fitnet migration files

Co-authored-by: kamilbaczek <74410956+kamilbaczek@users.noreply.github.com>

Author: Copilot

Chapter-3-microservice-extraction/Fitnet/Src/Offers/Fitnet.Offers.DataAccess/Database/Migrations/20230503180337_CreateOffersTable.cs

@@ -1,6 +1,7 @@
 #nullable disable
 
 namespace SuperSimpleArchitecture.Fitnet.Migrations.OffersPersistenceMigrations;
+
 using System;
 using System.Diagnostics.CodeAnalysis;
 using Microsoft.EntityFrameworkCore.Migrations;

Chapter-3-microservice-extraction/Fitnet/Src/Passes/Fitnet.Passes.DataAccess/Database/Migrations/20230503180338_CreatePassesTable.cs

@@ -1,6 +1,7 @@
 #nullable disable
 
 namespace EvolutionaryArchitecture.Fitnet.Passes.DataAccess.Database;
+
 using System;
 using Microsoft.EntityFrameworkCore.Migrations;
 

Chapter-3-microservice-extraction/Fitnet/Src/Passes/Fitnet.Passes.DataAccess/Database/Migrations/20250927073029_AddMissingForeignKeys.cs

@@ -1,6 +1,7 @@
 #nullable disable
 
 namespace EvolutionaryArchitecture.Fitnet.Passes.DataAccess.Database.Migrations;
+
 using Microsoft.EntityFrameworkCore.Migrations;
 
 /// <inheritdoc />