Debug-print oddballs as 'Oddball', not 'String'

Before:
DebugPrint: 0x2f950804030d: [String] in ReadOnlySpace: #undefined
...

After:
DebugPrint: 0x2f950804030d: [Oddball] in ReadOnlySpace: #undefined
...

Bug: v8:10581
Change-Id: I21aebc40426fb17cea41a31195aa5cb553c07e2a
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2239570
Auto-Submit: Jakob Gruber <jgruber@chromium.org>
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68291}

src/diagnostics/objects-printer.cc

@@ -1005,7 +1005,13 @@ void FeedbackNexus::Print(std::ostream& os) {  // NOLINT
 }
 
 void Oddball::OddballPrint(std::ostream& os) {  // NOLINT
-  to_string().Print(os);
+  PrintHeapObjectHeaderWithoutMap(*this, os, "Oddball");
+  os << ": ";
+  String s = to_string();
+  os << s.PrefixForDebugPrint();
+  s.PrintUC16(os);
+  os << s.SuffixForDebugPrint();
+  os << std::endl;
 }
 
 void JSAsyncFunctionObject::JSAsyncFunctionObjectPrint(