test: two test names quoted as the lints ask

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Signed-off-by: Tizian 「ティツィアーン」 <raisondetredev@pm.me>

halkyon_learn_flutter/test/feature/geo_map/widget/region_map_test.dart

@@ -105,7 +105,7 @@ void main() {
   const tokyo = (139.69, 35.69);
 
   testWidgets("while answering, Japan's parts have no chips, which would "
-      "name the answer or where it lies; the map opens them at a tap, and the "
+      'name the answer or where it lies; the map opens them at a tap, and the '
       "world's continents keep theirs", (tester) async {
     final picked = await show(
       tester,