Code Cleanup: Integration Tests (#29584)

* Cleanup PuddleTest

* Cleanup GravityGridTest

* Cleanup PowerTest

* Cleanup SaveLoadMapTest

* Cleanup Body tests

* Cleanup ContainerOcclusionTest

* Cleanup AirlockTest

* Cleanup DamageableTest

* Cleanup EntityTest

* Cleanup FluidSpillTest

* Cleanup FollowerSystemTest

* Cleanup HandCuffTest

* Cleanup InteractionSystemTests

* Cleanup InRangeUnobstructed

* Cleanup SimplePredictReconcileTest

* Cleanup PostMapInitTest

* Cleanup SalvageTest

* Cleanup SaveLoadSaveTest

* Cleanup ShuttleTest

* Cleanup MaterialArbitrageTest

* Cleanup PrototypeSaveTest

* Fix ShuttleTest

* Bunch of small ones

* Move JobTests to Station directory

* More small fixes

* Cleanup InteractionTest.Helpers
Had to change a method signature, so some callers were modified too.

* Missed one

Content.IntegrationTests/Tests/Toolshed/ToolshedTest.cs

@@ -36,16 +36,18 @@ public abstract class ToolshedTest : IInvocationContext
         await TearDown();
     }
 
-    protected virtual async Task TearDown()
+    protected virtual Task TearDown()
     {
         Assert.That(_expectedErrors, Is.Empty);
         ClearErrors();
+
+        return Task.CompletedTask;
     }
 
     [SetUp]
     public virtual async Task Setup()
     {
-        Pair = await PoolManager.GetServerClient(new PoolSettings {Connected = Connected});
+        Pair = await PoolManager.GetServerClient(new PoolSettings { Connected = Connected });
         Server = Pair.Server;
 
         if (Connected)
@@ -142,7 +144,7 @@ public abstract class ToolshedTest : IInvocationContext
                 );
         }
 
-        done:
+    done:
         _errors.Add(err);
     }