Add readonly where it is missing and fix those field names according to their modifiers (#2589)

Content.Server/AI/Utility/Considerations/ConsiderationsManager.cs

@@ -7,23 +7,23 @@ namespace Content.Server.AI.Utility.Considerations
 {
     public class ConsiderationsManager
     {
-        private Dictionary<Type, Consideration> _considerations = new Dictionary<Type, Consideration>();
+        private readonly Dictionary<Type, Consideration> _considerations = new Dictionary<Type, Consideration>();
 
         public void Initialize()
         {
             var reflectionManager = IoCManager.Resolve<IReflectionManager>();
             var typeFactory = IoCManager.Resolve<IDynamicTypeFactory>();
-            
+
             foreach (var conType in reflectionManager.GetAllChildren(typeof(Consideration)))
             {
                 var con = (Consideration) typeFactory.CreateInstance(conType);
                 _considerations.Add(conType, con);
             }
         }
-        
+
         public T Get<T>() where T : Consideration
         {
             return (T) _considerations[typeof(T)];
         }
     }
-}
+}