[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

src/wwvb/dut1table.py

@@ -5,6 +5,7 @@
 # SPDX-License-Identifier: GPL-3.0-only
 
 """Print the table of historical DUT1 values"""
+
 from datetime import timedelta
 from itertools import groupby
 

src/wwvb/iersdata_dist.py

@@ -1,5 +1,6 @@
 # -*- python3 -*-
 """File generated from public data - not subject to copyright"""
+
 # SPDX-FileCopyrightText: Public domain
 # SPDX-License-Identifier: CC0-1.0
 # fmt: off