Fix BarotraumaSystem (#694)

# Description

This PR fixes an issue with the BarotraumaSystem which would constantly
report high pressure damage, even when no such damage was applied.

---

- [x] Tested High pressure damage correctly reported
- [x] Tested Low pressure damage correctly reported
- [x] Tested No pressure damage correctly reported

---

# Changelog

:cl:
- fix: Barotrauma admin log spam

Content.Server/Atmos/EntitySystems/BarotraumaSystem.cs

@@ -247,7 +247,11 @@ public override void Update(float frameTime)
                     var damageScale = MathF.Min(((pressure / Atmospherics.HazardHighPressure) - 1) * Atmospherics.PressureDamageCoefficient, Atmospherics.MaxHighPressureDamage);
 
                     _damageableSystem.TryChangeDamage(uid, barotrauma.Damage * damageScale, true, false);
-
+                    if (!barotrauma.TakingDamage)
+                    {
+                        barotrauma.TakingDamage = true;
+                        _adminLogger.Add(LogType.Barotrauma, $"{ToPrettyString(uid):entity} started taking high pressure damage");
+                    }
                     _alertsSystem.ShowAlert(uid, AlertType.HighPressure, 2);
                 }
                 else
@@ -258,11 +262,6 @@ public override void Update(float frameTime)
                         barotrauma.TakingDamage = false;
                         _adminLogger.Add(LogType.Barotrauma, $"{ToPrettyString(uid):entity} stopped taking pressure damage");
                     }
-                    if (!barotrauma.TakingDamage)
-                    {
-                        barotrauma.TakingDamage = true;
-                        _adminLogger.Add(LogType.Barotrauma, $"{ToPrettyString(uid):entity} started taking high pressure damage");
-                    }
                     // Set correct alert.
                     switch (pressure)
                     {