Content changes for mapgrid kill (#12567)

Content.Server/Explosion/EntitySystems/ExplosionSystem.Airtight.cs

@@ -5,6 +5,7 @@ using Content.Shared.Damage;
 using Content.Shared.Explosion;
 using Content.Shared.FixedPoint;
 using Robust.Shared.Map;
+using Robust.Shared.Map.Components;
 
 namespace Content.Server.Explosion.EntitySystems;
 
@@ -57,7 +58,7 @@ public sealed partial class ExplosionSystem : EntitySystem
     ///     something like a normal and a reinforced windoor on the same tile. But given that this is a pretty rare
     ///     occurrence, I am fine with this.
     /// </remarks>
-    public void UpdateAirtightMap(IMapGrid grid, Vector2i tile, EntityQuery<AirtightComponent>? query = null)
+    public void UpdateAirtightMap(MapGridComponent grid, Vector2i tile, EntityQuery<AirtightComponent>? query = null)
     {
         var tolerance = new float[_explosionTypes.Count];
         var blockedDirections = AtmosDirection.Invalid;