Add a test that puts all components on an entity and checks for no exceptions (#1815)

* Add test that puts all components on an entity and checks for no exceptions

Also fix all the exceptions that happened because of this

* Add comments to the test

* Fix nullable errors

* Fix more nullable errors

* More nullable error fixes

* Unignore basic actor component

* Fix more nullable errors

* NULLABLE ERROR

* Add string interpolation

* Merge if checks

* Remove redundant pragma warning disable 649

* Address reviews

* Remove null wrappers around TryGetComponent

* Merge conflict fixes

* APC battery component error fix

* Fix power test

* Fix atmos mapgrid usages

Content.Server/GameObjects/EntitySystems/MoverSystem.cs

@@ -30,13 +30,11 @@ namespace Content.Server.GameObjects.EntitySystems
     [UsedImplicitly]
     internal class MoverSystem : SharedMoverSystem
     {
-#pragma warning disable 649
         [Dependency] private readonly IPauseManager _pauseManager = default!;
         [Dependency] private readonly IPrototypeManager _prototypeManager = default!;
         [Dependency] private readonly ITileDefinitionManager _tileDefinitionManager = default!;
         [Dependency] private readonly IMapManager _mapManager = default!;
         [Dependency] private readonly IRobustRandom _robustRandom = default!;
-#pragma warning restore 649
 
         private AudioSystem _audioSystem = default!;