Don't import importlib_metadata since Py3.8 already has it as importl…

…ib.metadata (renatahodovan#52)

It has already been dropped from setup.cfg.

picire/cli.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2016-2023 Renata Hodovan, Akos Kiss.
+# Copyright (c) 2016-2024 Renata Hodovan, Akos Kiss.
 # Copyright (c) 2023 Daniel Vince.
 #
 # Licensed under the BSD 3-Clause License
@@ -13,17 +13,13 @@
 import time
 
 from datetime import timedelta
+from importlib import metadata
 from math import inf
 from multiprocessing import cpu_count
 from os.path import basename, exists, join, realpath
 from shutil import rmtree
 from textwrap import indent
 
-try:
-    from importlib import metadata
-except ImportError:
-    import importlib_metadata as metadata
-
 import chardet
 import inators