refactor(udt-011): AuditIntegrityCheckJob usa TimeProvider inyectado

src/api/SIGCM2.Infrastructure/Audit/Jobs/AuditIntegrityCheckJob.cs

@@ -22,15 +22,18 @@ public sealed class AuditIntegrityCheckJob : IJob
     private readonly SqlConnectionFactory _factory;
     private readonly ISecurityEventLogger _security;
     private readonly ILogger<AuditIntegrityCheckJob> _logger;
+    private readonly TimeProvider _timeProvider;
 
     public AuditIntegrityCheckJob(
         SqlConnectionFactory factory,
         ISecurityEventLogger security,
-        ILogger<AuditIntegrityCheckJob> logger)
+        ILogger<AuditIntegrityCheckJob> logger,
+        TimeProvider timeProvider)
     {
         _factory = factory;
         _security = security;
         _logger = logger;
+        _timeProvider = timeProvider;
     }
 
     public async Task Execute(IJobExecutionContext context)
@@ -50,7 +53,7 @@ public sealed class AuditIntegrityCheckJob : IJob
             failures.Add($"system_versioning_missing:{string.Join(',', missing)}");
 
         // 2. Next 3 months have partitions in both event tables
-        var now = DateTime.UtcNow;
+        var now = _timeProvider.GetUtcNow().UtcDateTime;
         var required = new[]
         {
             new DateTime(now.Year, now.Month, 1, 0, 0, 0, DateTimeKind.Utc).AddMonths(1),