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

…ib.metadata

It has already been dropped from setup.cfg.

picireny/cli.py

@@ -8,14 +8,10 @@
 import json
 
 from argparse import ArgumentParser
+from importlib import metadata
 from os.path import abspath, dirname, exists, join, realpath
 from shutil import rmtree
 
-try:
-    from importlib import metadata
-except ImportError:
-    import importlib_metadata as metadata
-
 import antlerinator
 import inators
 import picire