make fire not burn through hardsuits (#27161)

* add FireProtection system and event

* minor optimisation + make flammable use fire protection event

* add fire protection values to some things, nerf firesuit heat resistance

* bruh

* unrevert laser nerfs, make elite hardsuit fully fireproof

---------

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Shared/Clothing/EntitySystems/FireProtectionSystem.cs

@@ -0,0 +1,23 @@
+using Content.Shared.Atmos;
+using Content.Shared.Clothing.Components;
+using Content.Shared.Inventory;
+
+namespace Content.Shared.Clothing.EntitySystems;
+
+/// <summary>
+/// Handles reducing fire damage when wearing clothing with <see cref="FireProtectionComponent"/>.
+/// </summary>
+public sealed class FireProtectionSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<FireProtectionComponent, InventoryRelayedEvent<GetFireProtectionEvent>>(OnGetProtection);
+    }
+
+    private void OnGetProtection(Entity<FireProtectionComponent> ent, ref InventoryRelayedEvent<GetFireProtectionEvent> args)
+    {
+        args.Args.Reduce(ent.Comp.Reduction);
+    }
+}