build appimage: rm importlib-metadata workaround

The importlib-metadata pkg is no longer needed apparently (since we bumped the min python to 3.8).

contrib/build-linux/appimage/make_appimage.sh

@@ -215,12 +215,10 @@ rm -rf "$PYDIR"/site-packages/PyQt5/Qt.so
 
 # these are deleted as they were not deterministic; and are not needed anyway
 find "$APPDIR" -path '*/__pycache__*' -delete
-# note that *.dist-info is needed by certain packages.
-# e.g. see https://gitlab.com/python-devs/importlib_metadata/issues/71
-for f in "$PYDIR"/site-packages/importlib_metadata-*.dist-info; do mv "$f" "$(echo "$f" | sed s/\.dist-info/\.dist-info2/)"; done
+# although note that *.dist-info might be needed by certain packages...
+# e.g. importlib-metadata, see https://gitlab.com/python-devs/importlib_metadata/issues/71
 rm -rf "$PYDIR"/site-packages/*.dist-info/
 rm -rf "$PYDIR"/site-packages/*.egg-info/
-for f in "$PYDIR"/site-packages/importlib_metadata-*.dist-info2; do mv "$f" "$(echo "$f" | sed s/\.dist-info2/\.dist-info/)"; done
 
 
 find -exec touch -h -d '2000-11-11T11:11:11+00:00' {} +