Remove redundant store APIs for Boards: (#22968)

- getBlocksWithParent
- getBlocksWithParentAndType
- getBlocksWithType
- getBlocksForBoard

server/boards/app/export.go

@@ -86,7 +86,7 @@ func (a *App) writeArchiveBoard(zw *zip.Writer, board model.Board, opt model.Exp
 	var files []string
 	// write the board's blocks
 	// TODO: paginate this
-	blocks, err := a.GetBlocksForBoard(board.ID)
+	blocks, err := a.GetBlocks(model.QueryBlocksOptions{BoardID: board.ID})
 	if err != nil {
 		return err
 	}