Reapply "Remove Environment dotnet in favor of new app addin SystemEnvironment (#2893) (#2924)

This reverts commit 18d456c.

Author: mazhelez

src/System Application/App/DotNet Aliases/src/dotnet.al

@@ -849,6 +849,16 @@ dotnet
         }
     }
 
+    assembly("Microsoft.Dynamics.Nav.SystemEnvironment")
+    {
+        Culture = 'neutral';
+        PublicKeyToken = '31bf3856ad364e35';
+
+        type("Microsoft.Dynamics.Nav.SystemEnvironment.SystemEnvironment"; "SystemEnvironment")
+        {
+        }
+    }
+
     assembly("Microsoft.Dynamics.Nav.Timer")
     {
         Culture = 'neutral';
@@ -1436,10 +1446,6 @@ dotnet
         {
         }
 
-        type("System.Environment"; "Environment")
-        {
-        }
-
         type("System.EventArgs"; "EventArgs")
         {
         }