LibJS: Remove Console's reliance on GlobalObject

This was not being used for anything meaningful, just store a reference
to the VM directly.

Userland/Libraries/LibJS/Runtime/GlobalObject.cpp

@@ -85,7 +85,7 @@ namespace JS {
 
 GlobalObject::GlobalObject(Realm& realm)
     : Object(GlobalObjectTag::Tag, realm)
-    , m_console(make<Console>(*this))
+    , m_console(make<Console>(realm.vm()))
 {
 }