Fix birthday bug being perpetually snoozed (#9488)

src/ageAssurance/data.tsx

@@ -15,7 +15,10 @@ import debounce from 'lodash.debounce'
 import {networkRetry} from '#/lib/async/retry'
 import {PUBLIC_BSKY_SERVICE} from '#/lib/constants'
 import {getAge} from '#/lib/strings/time'
-import {snoozeBirthdateUpdateAllowedForDid} from '#/state/birthdate'
+import {
+  hasSnoozedBirthdateUpdateForDid,
+  snoozeBirthdateUpdateAllowedForDid,
+} from '#/state/birthdate'
 import {useAgent, useSession} from '#/state/session'
 import * as debug from '#/ageAssurance/debug'
 import {logger} from '#/ageAssurance/logger'
@@ -331,10 +334,17 @@ export async function getOtherRequiredData({
   }
 
   /**
-   * If the user is under the minimum age, and the birthdate is not due to
-   * the legacy bug, snooze further birthdate updates for this user.
+   * If the user is under the minimum age, and the birthdate is not due to the
+   * legacy bug, AND we've not already snoozed their birthdate update, snooze
+   * further birthdate updates for this user.
+   *
+   * This is basically a migration step for this initial rollout.
    */
-  if (data.birthdate && !isLegacyBirthdateBug(data.birthdate)) {
+  if (
+    data.birthdate &&
+    !isLegacyBirthdateBug(data.birthdate) &&
+    !hasSnoozedBirthdateUpdateForDid(did!)
+  ) {
     snoozeBirthdateUpdateAllowedForDid(did!)
   }