docs: fix typo timzeone -> timezone

Google APIs · copybara-github · commit 318818b22ec2 · 2025-01-20T09:27:18.000-08:00
PiperOrigin-RevId: 717555125
diff --git a/google/spanner/admin/database/v1/backup_schedule.proto b/google/spanner/admin/database/v1/backup_schedule.proto
@@ -100,7 +100,7 @@ message BackupSchedule {
 message CrontabSpec {
   // Required. Textual representation of the crontab. User can customize the
   // backup frequency and the backup version time using the cron
-  // expression. The version time must be in UTC timzeone.
+  // expression. The version time must be in UTC timezone.
   //
   // The backup will contain an externally consistent copy of the
   // database at the version time. Allowed frequencies are 12 hour, 1 day,
