lib/_data_ingestion: don't return results on batch db commits

lib/_data_ingestion/jmdict/seed_data.dart

@@ -145,7 +145,7 @@ Future<void> seedJMDictData(List<Entry> entries, Database db) async {
     }
   }
 
-  await b.commit();
+  await b.commit(noResult: true);
 
   print('  [JMdict] Batch 2 - Senses');
   b = db.batch();
@@ -200,7 +200,7 @@ Future<void> seedJMDictData(List<Entry> entries, Database db) async {
     }
   }
 
-  await b.commit();
+  await b.commit(noResult: true);
 
   print('  [JMdict] Building xref trees');
   SplayTreeMap<String, Set<Entry>> entriesByKanji = SplayTreeMap();
@@ -268,5 +268,5 @@ Future<void> seedJMDictData(List<Entry> entries, Database db) async {
     }
   }
 
-  await b.commit();
+  await b.commit(noResult: true);
 }

lib/_data_ingestion/kanjidic/seed_data.dart

@@ -71,5 +71,5 @@ Future<void> seedKANJIDICData(List<Character> characters, Database db) async {
       );
     }
   }
-  b.commit();
+  await b.commit(noResult: true);
 }

lib/_data_ingestion/radkfile/seed_data.dart

@@ -25,5 +25,5 @@ Future<void> seedRADKFILEData(
     }
   }
 
-  b.commit();
+  await b.commit(noResult: true);
 }