Rust: Adapt QL to AST changes

Author: paldepind

rust/ql/lib/codeql/rust/elements/internal/ElementImpl.qll

@@ -46,7 +46,7 @@ module Impl {
     private predicate isMacroExpansion(AstNode macro, AstNode expansion) {
       expansion = macro.(MacroCall).getMacroCallExpansion()
       or
-      expansion = macro.(Adt).getDeriveMacroExpansion(_)
+      expansion = macro.(TypeItem).getDeriveMacroExpansion(_)
       or
       expansion = macro.(Item).getAttributeMacroExpansion()
     }

rust/ql/lib/codeql/rust/internal/PathResolution.qll

@@ -1796,9 +1796,9 @@ private module DollarCrateResolution {
       macroDefPath = mc.getPath()
     )
     or
-    exists(ItemNode adt |
-      expansion = adt.(Adt).getDeriveMacroExpansion(_) and
-      macroDefPath = adt.getAttr("derive").getMeta().getPath()
+    exists(ItemNode type |
+      expansion = type.(TypeItem).getDeriveMacroExpansion(_) and
+      macroDefPath = type.getAttr("derive").getMeta().getPath()
     )
   }