[GH-25484] Fix draft removal on post deletion (#25715)

* [GH-25484] Fix draft removal on post deletion

* [GH-25484] Add batch migration to remove orphan drafts

* [GH-25484] Fix tests of migration and draft store

* [GH-25484] Remove translation file changes.

* [GH-25484] Remove translation file changes.

---------

Co-authored-by: Devin Binnie <52460000+devinbinnie@users.noreply.github.com>
Co-authored-by: Mattermost Build <build@mattermost.com>
Co-authored-by: Harrison Healey <harrisonmhealey@gmail.com>

server/channels/store/retrylayer/retrylayer.go

@@ -3776,6 +3776,27 @@ func (s *RetryLayerDraftStore) Delete(userID string, channelID string, rootID st
 
 }
 
+func (s *RetryLayerDraftStore) DeleteDraftsAssociatedWithPost(channelID string, rootID string) error {
+
+	tries := 0
+	for {
+		err := s.DraftStore.DeleteDraftsAssociatedWithPost(channelID, rootID)
+		if err == nil {
+			return nil
+		}
+		if !isRepeatableError(err) {
+			return err
+		}
+		tries++
+		if tries >= 3 {
+			err = errors.Wrap(err, "giving up after 3 consecutive repeatable transaction failures")
+			return err
+		}
+		timepkg.Sleep(100 * timepkg.Millisecond)
+	}
+
+}
+
 func (s *RetryLayerDraftStore) DeleteEmptyDraftsByCreateAtAndUserId(createAt int64, userId string) error {
 
 	tries := 0
@@ -3797,6 +3818,27 @@ func (s *RetryLayerDraftStore) DeleteEmptyDraftsByCreateAtAndUserId(createAt int
 
 }
 
+func (s *RetryLayerDraftStore) DeleteOrphanDraftsByCreateAtAndUserId(createAt int64, userId string) error {
+
+	tries := 0
+	for {
+		err := s.DraftStore.DeleteOrphanDraftsByCreateAtAndUserId(createAt, userId)
+		if err == nil {
+			return nil
+		}
+		if !isRepeatableError(err) {
+			return err
+		}
+		tries++
+		if tries >= 3 {
+			err = errors.Wrap(err, "giving up after 3 consecutive repeatable transaction failures")
+			return err
+		}
+		timepkg.Sleep(100 * timepkg.Millisecond)
+	}
+
+}
+
 func (s *RetryLayerDraftStore) Get(userID string, channelID string, rootID string, includeDeleted bool) (*model.Draft, error) {
 
 	tries := 0