Cleanup unnecessary trap

Author: joaotgouveia

cpp2rust/converter/translation_rule.cpp

@@ -290,7 +290,6 @@ class Callback : public clang::ast_matchers::MatchFinder::MatchCallback {
       return false;
     };
 
-    clang::Sema::SFINAETrap trap(*sema_);
     auto result = sema_->DeduceTemplateArguments(
         decl, explicitArgs, args, spec, info, false, false, false, obj_t,
         exprClass, false, check);